(God, I'm ashamed it took me 10 seconds to find that.) He eventually goes crazy.
Anyway, I've experienced the same in a declining company, in which people were fired or quit, and I'd get their full responsibilities, and it literally added 15 minutes of work per week to my schedule.
I would have linked to it, but I only read it in a dead-tree book at my parents' friends house a decade ago, so I had no idea where I would find it in the archives (didn't know when it was originally written). Apparently the Dilbert website has full test search for all the comics now, which would have made it a lot easier.
http://dilbert.com/strips/comic/1995-02-06/
(God, I'm ashamed it took me 10 seconds to find that.) He eventually goes crazy.
Anyway, I've experienced the same in a declining company, in which people were fired or quit, and I'd get their full responsibilities, and it literally added 15 minutes of work per week to my schedule.