Similarly, the "friend" that asks you to play Devil's Advocate a lot probably does it because they think you are a devil and likes having someone "evil" that can reinforce their existing biases by giving them someone contrarian to blame for any arguments from the other side.
(Learned that lesson the very slow, hard way in High School.)
I run into the "think for yourself" crowd online quite frequently. But they're thinking in a vacuum. I find them to be kind of aggressive online, but they tend to wither in person.