They don't just have lots of users, they have more users than any country in the history of the world (that's 1.9 billion monthly users). Therefore there are potentially massive, world-changing consequences to everything they do, and even those who don't use it can't opt out of the effects.
Do you really feel like a non-democratic oligarchy (or more inflammatory language, a dictator) should have that much power?
edit: posted too much to make a proper reply, but China is only at 1.3 billion and is obviously a lot more localized
Do you really feel like a non-democratic oligarchy (or more inflammatory language, a dictator) should have that much power?
edit: posted too much to make a proper reply, but China is only at 1.3 billion and is obviously a lot more localized