Processing more transactions requires more resources. That's not a bad thing. One might note that currently Bitcoin Cash is usable as a medium of exchange, whereas Bitcoin is not.
They can reduce the bandwidth requirements by implementing e.g. compact blocks.
It's over right? The whole attempt to sideline the bitcoin development team failed, and now that uncertainty has been removed, the price of bitcoin is skyrocketing. That's because bitcoin is valuable for what it is, not for unproven use-cases that decrease bitcoin security. We will get to those use-cases through layering bitcoin, and will not have to sacrifice security to do it.
Accept it. Move on.
That went live on main chain two days ago.
Fortunately among the other cryptocurrencies are communities that have not yet been compromised by greed.