It’s open source so why not just take the best parts of it and run it themselves if it is such a worry instead of relying on their app and website.

With how small base storage is on phones and macs this can come in useful.

Twitter probably benefits from people being redirected to their site from repostings with how it has become the go to source for news like sports, so it might. Won’t hurt Elon financially but less people being exposed to the content there that Elon wants to push that don’t actively use Twitter is a good thing even if it is only a few.

Even small moves is a good thing with how over the years sports and game submissions have become increasingly more Twitter submissions.