I can definitely believe that. But in my line of work I'm expected to bill at least 8 hrs/day to the client regardless of my personal productivity.
> I'm expected to bill at least 8 hrs/day
I bet you're capable of far deeper, more intellectually stimulating and rewarding work than you're doing now.
For my next job I'll move to an inhouse position, hopefully things will be better in a setting like that.