The evolving landscape of blockchain: some cutting-edge concepts to watch in 2024
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The evolving landscape of blockchain: some cutting-edge concepts to watch in 2024
In this article, we will explore 10 groundbreaking concepts shaping the future of the blockchain ecosystem.
Navigating Web3 tides with focused insightsAuthor: Mona Tiesler
Translation: Baishuo Blockchain
Blockchain technology continues to evolve, pushing the boundaries of what's possible in decentralized systems. In this article, we will explore 10 groundbreaking concepts shaping the future of blockchain ecosystems. From account abstraction to parallelized EVMs, each idea plays a crucial role in enhancing scalability, security, and user experience.
1. Account Abstraction
Account abstraction represents a paradigm shift in blockchain design, aiming to decouple account control from ownership. Traditionally, blockchain accounts are owned and controlled by private keys. With account abstraction, ownership and control can be separated, enabling more flexible account management and significantly improving security and user experience.
In traditional setups, externally owned accounts (EOAs) face functional limitations that do not actively encourage or facilitate onboarding for next-generation users. The challenges associated with managing private keys make some users reluctant to take responsibility for securing their keys. Take MetaMask as an example—an extensively used browser-based wallet functioning as an EOA. However, due to its inability to execute smart contracts, its utility is limited to applications where users must relinquish control over their accounts.
This limitation stands in stark contrast to contract accounts, which can deploy smart contracts, thereby enriching wallet functionality and customization. The introduction of account abstraction simplifies the development of smart contract accounts designed for specific purposes in defining and overseeing user accounts. This innovative approach brings numerous advantages, including adaptive security protocols, batch transaction execution, and the ability to recover accounts without seed phrases.
Such concepts significantly enhance account customization, paving the way for innovative use cases and decentralized applications (dApps).
2. Blockspace as a Commodity
Blockspace is the foundational commodity in the blockchain technology domain—a unique and highly sought-after "product" reshaping the digital landscape. Unlike traditional commodities, blockspace isn't produced by individual enterprises; instead, it originates from decentralized networks such as those governing Bitcoin and Ethereum.
The scarcity of blockspace has sparked debates about its value, with consumers paying billions of dollars annually for its usage. Gas prices signal demand for blockspace—which itself is a fusion of computing, storage, and bandwidth resources—and all L1s, L2s, sidechains, etc., act as producers and sellers. Notably, network effects around seller blockspace drive higher pricing, creating effects similar to viral growth observed in social media apps. Market share of blockspace is constantly shifting, evident in the rapid growth of Ethereum fees, but relatively so on platforms like Avalanche, Polygon, Arbitrum, and Optimism as well.
Today, applications on blockchains can run at zero operational cost once deployed because users pay for operations—contrasting sharply with traditional models where enterprises bear infrastructure costs. However, as mentioned above, account abstraction may reverse this trend, leading applications in the future to absorb users' gas costs, thus returning blockspace expenses to startups and enterprises. The evolving nature of blockspace as a commodity marks a critical development in the digital economy, with profound implications for the future of decentralized technologies.
3. Blobspace
Blobspace emerges as a transformative solution facilitating off-chain storage of large datasets, alleviating strain on blockchains and improving application efficiency and affordability. Its integration with Ethereum’s EIP-4844 upgrade (Dencun) marks a pivotal shift in the L2 landscape. Unlike traditional blockspace, blobspace introduces a novel resource market on Ethereum, moving beyond conventional block-selling models toward a more dynamic structure involving "blob" transactions. These blobs are essentially temporary chunks of transaction data, representing a more flexible and efficient method of information processing.
The origins of blobspace trace back to Danksharding, a conceptual design proposed by Ethereum researcher Dankrad Feist, redefining sharding not as separate blockchains but as multiple data blobs within a single block. This innovative approach not only revolutionizes decentralized data storage but also establishes dedicated space for managing large volumes of unstructured off-chain data. By optimizing on-chain transaction costs and enhancing network scalability, blobspace opens doors to storing diverse data types, including complex application data on Ethereum’s Layer 2 ecosystem.
4. L3 (Layer 3 Scaling Solutions)
Layer 3 scaling solutions constitute a comprehensive set of technologies aimed at effectively addressing scalability challenges in blockchain networks. Unlike Layer 1 scaling—which involves updates to elements like block size, consensus mechanisms, or database partitioning—or Layer 2 scaling, which employs methods such as transaction batching, parallel processing, or off-chain transaction handling—Layer 3 solutions (L3) go beyond these conventional approaches. Focusing on innovative methods like state channels, sidechains, and sharding, L3 aims to significantly increase transaction throughput without compromising key aspects of decentralization and security.
Meanwhile, Layer 3 protocols are strategically built atop Layer 2 infrastructures, serving as hosting platforms for application-specific decentralized applications. This integrated approach addresses not only scalability but also interoperability and customization. Nevertheless, the lack of standardized L3 infrastructure still presents certain challenges. Notable examples of Layer 3 protocols include Orbs, Arbitrum Orbit, and zkSync Hyperchains.
5. MEV (Miner / Maximal Extractable Value)
MEV is a concept acknowledging the economic incentive for miners (or validators) to reorder, delay, or censor transactions to maximize profit. This phenomenon often leads to inefficiencies and increased transaction costs. To mitigate the potentially adverse effects of MEV on genuine protocol users, blockchain projects are actively exploring strategies such as enhancing consensus algorithms and implementing MEV redistribution mechanisms. These measures aim to democratize revenue sharing and ensure fair distribution among participants. Additionally, efforts focus on optimizing transaction ordering through decentralizing sequencers, adopting MEV extraction protocols, and capturing cross-chain MEV.
UniswapX's cross-chain technology plays a vital role in enabling cross-chain MEV capture. To address potential negative impacts on real protocol users, measures such as fair allocation, privacy protection, and off-chain order matching are being implemented. The modularization and decentralization of MEV participants form an integral part of Ethereum’s roadmap, contributing to a stronger, more secure MEV ecosystem. Democratizing MEV revenue involves exploring areas like anti-MEV DEXs, redirecting profits back to traders and fostering a positive trading environment. A level playing field, efficient profit-sharing mechanisms, and decentralized architecture are essential for nurturing innovation and ensuring the healthy development of on-chain trading ecosystems. The neutral nature of searchers and block-building technologies underscores the importance of responsibly leveraging them for broader transactional impact.
6. Token-Bound Accounts
Ethereum Improvement Proposal ERC-6551 introduces the concept of Token-Bound Accounts (TBA), which are essentially smart contracts that own their own address and are managed by a specific NFT. Think of it as a mini-wallet directly linked to an NFT, enhancing security while providing precise control over access and permissions.
In essence, TBAs extend the functionality of ERC-721 and ERC-1155 tokens (the typical finite standards for NFTs) by equipping them with their own smart contract accounts. This enables NFTs to own digital assets—fungible or non-fungible—and interact with them, while seamlessly integrating with decentralized applications (dApps). For instance, an artist could link their artwork NFT to a TBA containing all other artworks, allowing them to manage multiple tokens within a single account.
In DeFi, TBAs allow NFTs to participate in liquidity mining or provide liquidity. Furthermore, in-game assets represented as NFTs gain the ability to own other assets or engage in additional in-game smart contracts. Within DAOs, NFTs symbolizing voting rights can use TBAs to directly participate in proposal voting. This extensibility makes NFTs far more versatile across various scenarios, unlocking broader application possibilities.
7. Validity Proofs
Validity proofs play a crucial role in ensuring data integrity on blockchains. Arguably, they hold fundamental advantages over fraud proofs, as they guarantee that nothing other than correct state transitions will be accepted. Validity proofs are cryptographic proofs that allow network participants to verify the correctness of transactions or computations without re-executing them. They improve blockchain efficiency by reducing redundancy and increasing overall on-chain data auditability, with current focus primarily on Layer 2. The main drawback is that every state transition requires a validity proof—not just when challenged—which can affect scalability.
zk-Rollups leverage validity proofs to demonstrate valid state transitions to the parent chain—typically using proof systems like SNARKs and STARKs. (Note, however, that these proof systems—e.g., SNARK, STARK—can serve as either fraud proofs or validity proofs. Proof systems refer to how we prove; fraud or validity refers to what we prove.)
8. Restaking and Liquid Restaking
Restaking refers to the process of reinvesting staked assets to earn additional rewards. This concept plays a vital role in incentivizing long-term participation in blockchain networks. Liquid restaking goes further by allowing users to trade or utilize their staked assets without waiting for unstaking periods. This flexibility enhances liquidity and fosters a more dynamic ecosystem.
Within the blockchain space, restaking is gaining increasing prominence, especially with the upcoming launch of EigenLayer. Over $1 billion has already been deposited into EigenLayer contracts, sparking fierce competition among entities vying for pivotal roles in the EigenLayer ecosystem. This battle is expected to extend to Liquid Restaking Tokens (LRTs), surpassing the previous race for Liquid Staking Tokens (LSTs). LRTs promise native ETH staking yields along with additional returns from restaking networks like EigenLayer. These tokens are tied to EigenLayer’s security model, helping fine-tune access control and permissions across blockchain networks.
Fueled by ongoing airdrop waves, LRTs could flourish in 2024, as theoretically two airdrops can be leveraged simultaneously. Projects like Swell and Puffer are considered notable contenders, featuring unique attributes such as extra slashing protections and partnerships with industry experts, positioning them as key players in the evolving liquid restaking token landscape.
9. Data Availability Layers
Data availability (DA) layers address the challenge of ensuring off-chain data remains accessible within decentralized systems. These layers ensure data related to smart contracts or dApps stays available and verifiable. By preventing data unavailability issues, DA layers enhance the overall reliability and efficiency of blockchain networks.
DA is likened to a bandwidth layer, with the potential to transform the crypto landscape from slow and expensive to fast, cheap, and abundant—all without sacrificing decentralization. DA is widely seen as the primary bottleneck limiting blockchain networks from fully realizing their potential in terms of resource costs and throughput levels.
An exciting development in this space is the upcoming launch of EigenDA, EigenLayer’s first Active Validation Service (AVS). As an additional revenue stream, EigenDA is poised to contribute to the aforementioned Liquid Restaking Tokens (LRTs), further enhancing the overall utility of the EigenLayer ecosystem.
EigenDA distinguishes itself from another prominent DA contender, Celestia, through its unique network architecture. EigenDA’s key differentiator lies in its use of staked ETH rather than a standalone Layer 1 solution, aligning its DA properties closely with Ethereum. This reduces certain security assumptions while making it feasible as a comprehensive option for projects needing more DA than Ethereum’s base layer offers. While Celestia and EigenDA currently lead in the data availability layer space, other competitors are entering the market.
Notably, NEAR incorporates DA functionality into its chain by leveraging insights from years of sharding research. This reflects the field’s continuous evolution and competition, as various players strive to deliver more advanced solutions.
10. Parallelized EVM (Ethereum Virtual Machine)
By enabling parallelization of the EVM, smart contracts can be executed and multiple transactions processed simultaneously, significantly boosting throughput and achieving a breakthrough in scalability. Solana is a pioneer in this domain, having led the way with the parallelization of its Solana Virtual Machine (SVM).
The SVM demonstrates advantages over the traditional Ethereum Virtual Machine (EVM) by concurrently processing multiple transactions—as long as they don’t affect the same state. This unique capability has triggered a surge in parallel virtual machine projects, many aiming to replicate Solana’s scalability benefits on Ethereum’s Layer 2 solutions or new Layer 1 blockchains.
One such project is Eclipse, which leverages Solana’s SVM to build a convergence layer on Ethereum, utilizing Celestia for data availability. Another is Monad, focusing on parallelizing the EVM itself, transitioning from single-threaded to multi-threaded execution. Despite significant challenges, the potential payoff is enormous—imagine combining Solana’s speed, scale, and cost efficiency with Ethereum’s robust ecosystem.
The “Solana speed with Ethereum distribution” strategy has extended beyond Monad and Eclipse. Sei recently revealed in a key announcement its commitment to becoming a parallel EVM chain, aligning with this winning strategy. Investors have taken notice, with SEI’s price surging as it becomes the go-to token for exposure to parallel EVMs.
As momentum builds behind parallel EVMs, Monad is positioned to become an alternative to Ethereum Layer 2s. Monad’s open-source EVM makes it a highly desirable piece of software in the Web3 space. Alternatively, Monad might pursue a dual strategy—operating as an independent Layer 1 while also establishing a presence as an Ethereum Layer 2—to maximize its competitive reach.
The rise of parallel EVMs marks a pivotal moment in blockchain scalability, ushering in a new era of efficiency and speed. As various projects enter the race for parallel virtual machines, the blockchain ecosystem is poised for transformative developments toward unprecedented scalability.
11. Conclusion
In summary, as blockchain technology continues to advance, these concepts reflect the industry’s commitment to tackling fundamental challenges. From enhancing scalability and security to introducing innovative staking mechanisms, the blockchain space is actively shaping a more robust and user-friendly future. By staying informed and embracing these cutting-edge concepts, participants in the blockchain ecosystem can contribute to the ongoing evolution of decentralized technologies.
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