Wouldn't even know what grndr is if it wasn't for tinternet. I take that it's a type of tinder/bumble, dating app? How anyone's sexual preference has anything to do with hiding your online status, on the TEF is anyone's guess?!
As Jayo said, there's a whole irony to your thread because if we're talking about "identity", Mr. Lounge is concealing just that.
LL used to post under a different name, got a bit of ribbing for something or other deleted the account and came back in the current guise.