Funnily enough, I find “Do the right thing” to be even more ambiguous!
Do the right thing by whom? Their shareholders? Well now we’re just throwing the problem over the proverbial fence, now aren’t we?
“We’re not evil! We’re doing the right things according to our shareholders!.. who just so happen to have evil intentions”

With a closed source server. Sure, your messages are encrypted from your device to their sever, but you have no way of knowing what’s going on in-between.