[ad_1] <br><div> <p>As of February 2023, over <a target="_blank" href="https://cointelegraph.com/news/bitcoin-hits-record-44m-non-zero-addresses-thanks-to-ordinals-glassnode/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/news/bitcoin-hits-record-44m-non-zero-addresses-thanks-to-ordinals-glassnode/amp" rel="noopener">44.15 million</a> distinctive addresses have a non-zero steadiness of Bitcoin (<a target="_blank" href="https://cointelegraph.com/bitcoin-price" rel="noopener">BTC</a>). Whereas this will appear spectacular, let’s face it — blockchain know-how has come a great distance since Bitcoin’s inception in 2009.</p><p class="inline-style-0"><em>Bitcoin addresses with a non-zero steadiness. Supply: <a target="_blank" href="https://insights.glassnode.com/the-week-onchain-week-07-2023/" rel="noopener noreferrer nofollow" data-vars-outbound-link="https://insights.glassnode.com/the-week-onchain-week-07-2023/">Glassnode</a></em></p><p>Nevertheless, because the know-how continues to evolve and acquire mainstream adoption, scalability stays one of many largest challenges going through the trade. <a target="_blank" href="https://cointelegraph.com/tags/bitcoin/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/tags/bitcoin/amp" rel="noopener">Bitcoin</a> and <a target="_blank" href="https://cointelegraph.com/tags/ethereum/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/tags/ethereum/amp" rel="noopener">Ethereum</a>, two of the most important blockchain networks, are extremely decentralized, with 1000's of nodes working on every community (<a target="_blank" href="https://bitnodes.io/" rel="noopener noreferrer nofollow" data-vars-outbound-link="https://bitnodes.io/">17,553</a> nodes for Bitcoin and <a target="_blank" href="https://ethernodes.org/" rel="noopener noreferrer nofollow" data-vars-outbound-link="https://ethernodes.org/">7,099</a> nodes for Ethereum as of April 14, 2023).</p><p class="inline-style-0"><em>Ethereum mainnet statistics. Supply: <a target="_blank" href="http://ethernodes.org/" rel="noopener noreferrer nofollow" data-vars-outbound-link="http://ethernodes.org/">Ethernodes</a></em></p><p>Whereas this decentralization offers better safety, it additionally leads to slower transaction speeds and scalability points as a result of vital computational assets required to take care of the constantly rising sum of nodes.</p><p>Therefore, the <a target="_blank" href="https://cointelegraph.com/explained/the-blockchain-trilemma-can-it-ever-be-tackled/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/explained/the-blockchain-trilemma-can-it-ever-be-tackled/amp" rel="noopener">blockchain trilemma</a>, coined by Vitalik Buterin, means that blockchains can solely have two out of <a target="_blank" href="https://cointelegraph.com/learn/a-beginners-guide-to-understanding-the-layers-of-blockchain-technology/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/learn/a-beginners-guide-to-understanding-the-layers-of-blockchain-technology/amp" rel="noopener">three properties</a>: scalability, safety and decentralization. Because of this, this basic trade-off represents a big barrier to the widespread <a target="_blank" href="https://cointelegraph.com/tags/adoption/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/tags/adoption/amp" rel="noopener">adoption</a> of blockchain know-how.</p><p>There are two main methods which were launched to deal with the scalability problem: layer-1 (L1) and layer-2 (L2) options. Whereas L1 options search to optimize the bottom layer of a blockchain, L2 options present a further layer on high of the bottom layer to facilitate sooner and extra reasonably priced transactions. Evidently, this has sparked an ongoing battle between the 2 approaches as every demonstrates distinctive strengths and weaknesses.</p><h2>Layer-1 blockchains</h2><p>Layer-1 blockchains, equivalent to Bitcoin and Ethereum, are designed to optimize the foundational layer of a blockchain protocol to extend transaction throughput and scale back charges. Their most capability is commonly restricted by community congestion and different elements, so L1 scaling options immediately lengthen the blockchain protocol to enhance scalability.</p><p>A outstanding instance of that is the introduction of <a target="_blank" href="https://cointelegraph.com/learn/ethereum-upgrades-a-beginners-guide-to-eth-2-0/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/learn/ethereum-upgrades-a-beginners-guide-to-eth-2-0/amp" rel="noopener">Ethereum 2.0</a> and the next improvement of (dank) sharding. Sharding goals to extend Ethereum’s transaction processing pace and scale back charges by splitting the community into smaller, extra manageable shards. Every shard can then course of transactions in parallel, considerably growing the community’s general pace.</p><h2>Layer-2 blockchains</h2><p>Layer-2 blockchains, however, check with a community or know-how that operates on high of an underlying blockchain protocol with the goal to enhance scalability too. The thought behind L2s is to shift transactions from the bottom layer blockchain to an adjoining system structure that is ready to course of the vast majority of the info after which report again to the bottom blockchain to finalize the end result.</p><p>For example, Ethereum is a layer-1 community, and quite a few layer-2 options have been constructed to enhance transaction speeds on the Ethereum community, together with Polygon (<a target="_blank" href="https://cointelegraph.com/polygon-price-index" rel="noopener">MATIC</a>), Optimism (OP) and Arbitrum (ARB).</p><h2>The battle</h2><p>Undoubtedly, the scalability battle has come to the forefront with latest developments in L1 and L2 blockchains. Whereas this can be the case, understanding the variations between L1 and L2 blockchain networks is essential to achieve perception and distinguish the first variations between each layers.</p><h3>Structure</h3><p>Layer-1 blockchains and layer-2 scaling options differ not solely of their objective but additionally of their basic design and structure. L1 blockchains are designed to be self-sufficient, which means that each one the required layers for information availability, consensus, and execution are built-in right into a single system. This design is meant to offer the safety, decentralization, and immutability, which are the hallmarks of blockchain know-how.</p><p>In distinction, layer-2 scaling options are designed to reinforce the efficiency of L1 blockchains slightly than function as impartial blockchains. Layer-2 scaling options use off-chain methods equivalent to state channels, nested blockchains, rollups and sidechains to course of transactions sooner and extra effectively. On this manner, layer-2 scaling options can improve the transaction throughput of L1 blockchains with out compromising their safety and decentralization.</p><h3>Scalability technique</h3><p>One other vital distinction between L1 and L2 scaling options lies of their scalability strategies. L1 blockchains rely on varied methods equivalent to consensus mechanism adjustments, chain forking and sharding to spice up their transaction throughput. Whereas these strategies can enhance transaction speeds, they'll additionally result in community congestion, safety dangers and fragmentation. L2 scaling options, however, course of transactions off-chain, permitting for elevated pace and effectivity whereas nonetheless counting on the first community for safety and decentralization. This method reduces the chance of community congestion, minimizes fragmentation and enhances the general efficiency of the blockchain ecosystem.</p><h3>Nakamoto coefficient — the principle measure of decentralization</h3><p>The <a target="_blank" href="https://cointelegraph.com/news/solana-said-to-be-more-decentralized-than-people-think-but-there-s-more/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/news/solana-said-to-be-more-decentralized-than-people-think-but-there-s-more/amp" rel="noopener">Nakamoto coefficient</a> is a vital metric to think about when evaluating the extent of decentralization in a blockchain community. It's essential to think about the trade-off between scalability and decentralization when measuring up the distinction between L1 and L2 options.</p><p>Typically, L1 options equivalent to Close to protocol (<a target="_blank" href="https://cointelegraph.com/near-protocol-price-index" rel="noopener">NEAR</a>) or Solana (<a target="_blank" href="https://cointelegraph.com/solana-price-index" rel="noopener">SOL</a>) have the next coefficient as a result of they provide a excessive diploma of decentralization because of their reliance on numerous validators. However, L2 options equivalent to <a target="_blank" href="https://cointelegraph.com/press-releases/opside-secures-4m-seed-round-to-expand-its-zk-rollup-as-a-service-platform/amp" data-amp="https://cointelegraph-com.cdn.ampproject.org/c/s/cointelegraph.com/press-releases/opside-secures-4m-seed-round-to-expand-its-zk-rollup-as-a-service-platform/amp" rel="noopener">Opside</a> or zkSync might supply improved scalability via the usage of off-chain processing, however in flip, could be much less decentralized because of their reliance on a smaller set of validators.</p><h3>The underside line</h3><p>The continuing battle between L1 and L2 options has its justifiable share of professionals and cons. Whereas L1 blockchains supply superior safety and decentralization, they endure from scalability points. In distinction, L2 options supply scalability and decrease charges, however could come at the price of compromising the safety and decentralization of the underlying blockchain.</p><p>Evidently, L2 options aren't a “one-size-fits-all” resolution to the scalability problem. They depend on the bottom layer’s safety and decentralization, and if the bottom is compromised, it might have an effect on the very basis of the layer-2 options in query.</p><p>Evidently, as blockchain know-how continues to mature, the end result of this showdown will seemingly decide the trail ahead for scaling the know-how to fulfill the calls for of real-world purposes. Within the meantime, it's vital for each L1 and L2 options to work collectively to successfully handle the scalability problem.</p><div class="inline-style-2"><p dir="ltr"><em><strong>Digi516</strong> has been a crypto researcher and NFT fanatic for nearly a decade, with expertise in educating and managing a number of crypto communities. Now, as head of neighborhood lead at XGo, Digi516 is on a mission to onboard the following 100 million customers to Web3 and empower sovereign monetary freedom.</em></p></div><div class="inline-style-3">Materials is offered by <a target="_blank" href="https://www.xgo.com/?utm_source=ct&amp;utm_medium=article_banner&amp;utm_campaign=thought_leadership&amp;utm_content=battle_l1_and_l2" rel="noopener noreferrer nofollow" class="inline-style-4" data-vars-outbound-link="https://www.xgo.com/?utm_source=ct&amp;utm_medium=article_banner&amp;utm_campaign=thought_leadership&amp;utm_content=battle_l1_and_l2">XGo</a></div><div><p><span class="inline-style-5"><span class="inline-style-6">Disclaimer.</span> Cointelegraph doesn't endorse any content material or product on this web page. 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