Now a lot of blockchain appear and many of them compite with Ethereum blockchain. Bit in spite of this Ethereum blockchain remains the most popular blockchain and it demand the blockchains that allow to interconnect with Ethereum blockchain and make cross-chain transactions.
Now Ethereum blockchain is the most popular one. It has the biggest ecosystem and a lot of applications on it. But it has the higher transactions.
Solana blockhain allow to interact with Ethereum blockchain to make the transactions small.