I always try to get this username which I created not long after I got my first PC and got internet access. It's a riff on the call sign of the airline I worked

I always try to get this username which I created not long after I got my first PC and got internet access. It's a riff on the call sign of the airline I worked with at the time. On the rare occasion when it's been taken I've been appending 'OBE' as a suffix to obtain uniqueness.