Tech companies and their executives have, broadly, moved to align themselves with investors and adopted a posture of, often, disdain or outright hostility towards their users and employees. If tech companies don't value you, why provide value to them? If they back political positions hostile to your interests, why not return that hostility?
Alternatively, answer all unknown numbers, immediately hit mute and let them hang.
Spam text? Request their username and password to continue.