The platforms themselves strike many as a privacy nightmare. I'm not aware of any mass data breaches that can be attributed to poor academic security in recent memory.
Eh. Users choose to use the platform. Users concerned about privacy don't have to use it.
How can I, an end user who doesn't trust the ability of these researchers to keep my data private, prevent the platform from sharing my data with them?
instances of the EU interfering in elections
Do tell.