the only 'thing' that segwit is useful for is being a gateway format for alternative networks like LN and sidechains, but as we all know LN and sidechains are not bitcoin
Segwit's script versioning also allows the introduction of new signature schemes relatively easily via soft fork. It makes implementing Schnorr signatures much easier. Schnorr signature aggregation can provide significant space and fee savings.
Which is brilliant. But, let's be honest, based on his posting history, it's not like franky1 is going to be thrilled about the prospect of making implementing features via soft forks easier, now, is it?
In b4 he posts "another Core plot to bypass consensus blah, blah, blah".
