this is pretty unfortunate. iirc they had the only digital pdp-10 in the world that's currently in working order — the line of computers on which emacs, microsoft basic, simtel-20, and compuserve all originated. most of the arpanet was pdp-10s at one time. nasa's gsfc spacelink ftp site, where you could download space photos, was the only one i ever encountered running
hopefully that machine will find a good home in the auction and not be destroyed in the process
the fact that it's shut down is, as bobaliceinatree said, a terrible indictment of paul allen's estate planning. unless he just didn't care about the people who survived him