Troll leader ac states that there are 2000 trolls. The number of Slashdot trolls versus usenet trolls posts is roughly in ratio of 5 to 1. Usenet trolls posts are about half of the volume of Slashdot trolls posts. Therefore there are about 500 usenet trolls. So there are only 1500 Slashdot trolls, compared to the 3 bilion Internet users.
All major surveys show that trolls have steadily decreased in numbers.
Trolls are very sick and its long term survival prospects are very dim. If trolls want survive at all it will be among trolling hobbyists, Microsoft zealots, and people with sick minds. Trolls continues to decay. Nothing short of a miracle could save it at this point in time. For all practical purposes, trolls are dead.