Dealextreme - 7inch touch screen Android tablet for US$99.90 delivered
On the other hand, if you think of it as being a cheap wifi enabled photo frame that can be used as an eBook reader, music player, and a few other things.... including probably being able to install any app from the android market (http://www.android.com/market/) well, I'm starting to think it's a bargain.
A review of what appears to be the unit being sold on DX can be seen here: http://www.youtube.com/watch?v=C4OCItW6ecc. There is also a pseudo support group for the thing here: http://slatedroid.blitzwerks.co.uk/
Document to Go (Word, Excel, Powerpoint, PDF)
Fring/SkypeOut/etc support for internet telephony
Uses USB cable similar to (or the same as?) an iPod cable for data transfer (but does not charge through it), internal memory and SD card appearing as drives. SD memory card slot that supports up to 32Gb cards
*update* Price has dropped from US$108.76 to US$99.90