I've read the presentation transcript on msdn. I'm not a professional programmer or sysadmin, so my opinion probably worths a little, but it doesn't look 10x more powerful than *sh+perl+gnu utils combination for *nix. And without winfs and 100% .net enviroment it even will be no better than cmd.exe. I just learnt to be very sceptical about "groundbreaking tool with new exciting features" fluff. SE5 is one of the exceptions
