Oh yeah, of course they can!
We've got a few on here, actually.
(
Bourbon Fox Bourbon is a moron,
Sat 10 Dec 2011, 1:02,
archived)
If you mean who is posting while driving a lorry, I suspect no-one
They'd cause a massive pile-up on the M5 if they tried that one.
(
boris the spider,
Sat 10 Dec 2011, 1:12,
archived)
Fucked if I know
I'm just one of the lowly B3ta scientists
(
boris the spider,
Sat 10 Dec 2011, 1:21,
archived)