"the guitar one"
When I started posting on the Alembic forum 15 or so years ago, there were mostly bass players, including another "Bill", so I became "Bill, the guitar one", shortened to "Bill, tgo". Now it's just force of habit!
Bill, tgo
First: 6/22/69 (Central Park)
Last: 6/4/95 (Shoreline)
https://reverb.com/shop/420guitars