OTOH I feel a bit negative towards companies that stayed on X without at least also having either BlueSky or Mastodon

Staying on X is just bad, regardless of what else you do.

	▲	anonym29 6 hours ago \| parent [-]
		Because access to the internet is inequitably distributed throughout society, it is inherently problematic for any privileged class members (e.g. men, white people) to stay on the internet at all.