Smartbooks may not have exactly caught on as the next big platform, but one of the more notable examples out there is now at least a bit more of an interesting option than it was before. That would be Toshiba's Android-based AC100, which has finally gotten the Froyo upgrade that was promised last fall. According to Carrypad, that upgrade brings with it a "noticeable performance boost," not to mention Flash support, and access to Toshiba's own a