Donaldson's "Gap" series was pretty depressing too - lots of anti-heros, a leading lady who spends half of the series being raped, etc. Yes, the series did get to a point in the end, but it's like wading through ten miles of sewers just to find an exit.
This book was clearly rushed to market for two reasons:
Machines have less problems. I'd like to be a machine. -- Andy Warhol