It still won't fool your mark if you pin it to a stained T-shirt, but if you're rocking the plaid button-down look you'll be happy to know Thanko's Spy Camera has received an incremental update. For ¥4,980 (about $58), the third revision of the button-hole camera will shoot 8 megapixel stills and record in 1280 x 960 HD for up to 50 minutes on a charge, which sets the household espionage device just this side of