It is basically equivalent to just walking out on the street and finding some absolute stranger to tell them so much about yourself. Much like how much you paid for the latest shoes from a celebrity.
Sorry to say?? You are absolutely right to say. Seeking validation from individuals that you have no cordial relationship with, who may even be in the same shoes as you, is really one of the "low" things we can do. They want to prove something that has no need to be proven.