Yeah, but usually folks tweak to paraphrase, instead of lopping off.
I'd have gone with "Meta employees up in arms over mandatory program to train AI on their keystrokes".
You can squeeze it into half that length with, "Meta staff fury at Big Brother AI scheme"
"Sticks nix hick pix"
https://en.wikipedia.org/wiki/Sticks_Nix_Hick_Pix