If a pair of hands-on treatments and an official press release somehow aren't enough to convince you that Toshiba's 7.7-inch slate is ramping up to a public debut, take it from the government: the Excite 7.7 just hit the FCC. This thin (0.3-inch) Tegra 3 tablet sauntered through CES without so much as a model number, eventually picking up the name AT270 at Mobile Worl
