it has been rumoured that this one has been canceled, the early showcase at HP's web site suggest that HP's tablet might show up and it might happen pretty soon. The HP Slate 500, as it is currently listed at the HP web site, features Windows 7 OS, and might co-exist with HP's rumoured webOS-based tablet.
The details regarding the HP Slate 500 are pretty scarce but the available info reveals that it will feature a 8.9-inch touchscreen, 1.6GHz clocked Atom CPU, 1GB of memory, dual cameras, auto-rotate function, and Windows 7 OS. two integrated cameras.
Whatever happens, we'll surelly keep an eye out for this one. You can find more here