[lawn]

No, the idea is to not force everyone to have a complete copy of the blockchain. This is already the case as most use light wallets or SPV wallets.

"Decentralization" is a means to an end. Not everyone have to run a full node, as long as there's enough.

It's amusing that LN is touted as a solution, since decentralized routing is an unsolved problem, meaning that LN will be more centralized than what it's supposed to solve.