HP's TouchPad: They have the hardware, now they just need to build a market for it [video]

The announcement got me thinking about the Tablet operating systems. We've got five now, right? Apple of course has the iPad running IOS, HP now has the TouchPad running WebOS, Blackberry has the playbook running Blackberry OS, and a host of companies are headed to market with Honeycomb Android and Windows 7-based tablets.

So ho

w HP is going to get a piece of the tablet buying pie?