Why Do 2,620 Layer 1s and 2s Exist? Explained Simply

At present, we observe 2,620 active Layer 1s and Layer 2s connecting different protocols. What is the rationale behind maintaining so many? Let’s explore. There are thousands of Layer 1 blockchains, but only a few matter. What is a Layer 1 blockchain? A blockchain network begins with Layer 1, which represents its foundational component source: https://www.altcoinbuzz.io/bitcoin-and-crypto-guide/why-do-2620-layer-1s-and-2s-exist-explained-simply/