I wouldn’t. Not because I don’t think it’s a good idea, but I want to let them see that specifically X became a disgusting fascist deepfake childporn abyss. Adding fb as well, increases the risk they don’t quit any of them, because it might give them the illusion my message says more about me ‘being anti social media’ rather than about X in particular.

Right so we all start asking. All the time. Loudly.

Financially, or when their customers require so, or when damaging to their image. At least the latter two are quite influenceable.

I'd argue putting it into people's field of view could sway an individual, and if one person can be moved, more could follow.

That side already proved that boycotting works, in their disgust of a trans-indivual advertising beer, and certain groups being mortally offended that folk could suggest BDS actions towards Israel.

A lot of these institutions are slow but done are moving. UK greens for example