While you can make this argument about literally anything, it seems apt to make it about a multi-billion dollar company chasing a trillion dollar company.
It's fine to support them while they are the underdog and are saying and doing the right thing, but don't pretend like they will say and do the right thing forever.
I don't think the parent was ever saying they'll be good forever. More that if they do become evil, their licensing lets you continue using a revenue structure that made sense at the time you chose it (even if new versions have super awful terms).
It's fine to support them while they are the underdog and are saying and doing the right thing, but don't pretend like they will say and do the right thing forever.