We can't say we know exactly what's going on here, but it does appear that the HP Slate still lives in all its Windows 7 (and Intel Atom) glory. Yep, the guys at IDG News spotted the good ol' 8.9-inch HP Slate -- now apparently the Slate 500 -- hanging out on a rather hidden HP.com page. The details are few and far between, but they do seem to coincide with all that we originally had heard about the tablet -- it runs Windows 7 Home Premium, has "exc
