Recently, mounting activist/expert pressure has been forcing companies to take decisive action on this issue: both Google and Discord made announcements this month about expanded end-to-end encryption testing and roll-out:
Now with the overturn of Roe, the private messages of anyone seeking, facilitating, or providing abortion care are also at risk of being used by law enforcement as tools of criminalization. The messages of one Nebraska teenager and her mom already have:
Just the most recent examples of how DMs are used to target activists: The Colorado Springs police department forcing Meta to hand over the private Facebook messages of a housing justice advocate and of the Chinook Center, a small progressive Colorado Springs organization: