There's never really such thing as "full protection" when you're climibing. Being belayed via a climbing harness is nowhere near full protection.
Good protection is 2 ropes, shunts, ascenders, and a chest harness.
Full protection is called an elevator.
Incidently, to spread the spirit of Christmas last night, I went for a little climb / abseil myself ->
The mark was / is a bridge, not that tall, but tall enough. Wanted to string some lights on the cross girder. Tapped power from the streetlights, clibmed to the top fo the bridge and abseiled to the beam, installed the lights, and called it a night.
The results ->
View from the top->
Lasted 2 nights, and a big fucken storm so far :D