"It's not that I feel the necessity to advertise it, just that I feel no reason to hide it!"
Yeah, right. So heterosexuals don't choose usernames starting with hetero because they feel the need to hide it. I know it's a long shot but it could be because they think their sexual preferences and activities have got naff all to do with flying or an aviation forum. Of course he wants to advertise it.
I've just looked at his profile. Check it out if you think I'm wrong.