But remember - if you've "ever" been JB'ed then Cydia has been saving your blobs FOR YOU. 95% of us have our blobs saved by Cydia without ever having done anything to save them ourselves. I'll bet his are already saved. I've never used Tiny Umbrella to save blobs ever and I've always been able to downgrade whenever I wanted.
It will it will...it always does. You won't see it on top of the Cydia home page a first, but it will show there eventually. Cydia always saved SHSH for whatever iOS is being signed at the moment...
Hey. iPad 3,1 running iOS 5.1 untethered. Next on the list: stabilizing the payload, then trying 5.1.1. !!!!!!! This is good this is real good! Getting closer