I think the majority of us here are normal guys, it's not self-absorbed to show yourself.
I'm not self conscious in the slightest, I just don't feel comfortable for the simple reason I feel like there are guests on this forum who are capable of tracking you.
I remember back in the YouTube 2005 OG days someone found my MSN from a simple profile picture on YouTube, Ever since then I will post my face anywhere.. other than forums that contain intelligent people like 95% of you reading this right now.