without having a perfect knowledge and live demonstation of it, it is really hard to judge it but still if we analyze the runners then the pros do knew everyone. like it will make the bitcoin network faster with some amount of fees and on addition it will increase the security and stability of the network but all i think is will the privacy and the irreversible feature still be like now?
It will not make BTC any faster, when using LN, you will be on the LN network which can exchange account balances faster, because it is not a standard crypto coin.
You are basically trusting the LN network like you trust
(wait for it Frank)...................
A Bank.
