I don't mind receiving "just", in my view "what do you think" is far worse. You can just brush "just" away (which is kind of expected), but "what do you think"

I don't mind receiving "just", in my view "what do you think" is far worse. You can just brush "just" away (which is kind of expected), but "what do you think" implies some kind of reasoned answer. Which then can be debated, even if the original idea was bogus from the start.