Doom Sayers
DoomSayers are those people who explain to you why what you are doing successfully can't possibly work, usually by invoking demons from hell.
Sometimes they are right. Always they are a good hint that you aren't expressing yourself very well.
See also NuclearWinterAndWarmHeatDeathOfTheUniverse
BertrandMeyer says that reaction to a new methodology goes through 3 stages:
(The order may vary). I think there's a related pattern involving industry hype followed by cynicism and DoomSaying. -- DaveHarris