In a series of tweets today, iPhone Dev team leader, MuscleNerd, revealed some hacks that might make your iPhone life a little more interesting.
First, there is a baseband hack called whiterat that will allow 2G iPhones to send and recieve photo MMSes. Apple's 3.0 update only enabled MMS on iPhone 3G and 3GS models. Nifty!
Next up is a two-bit (not $.25) baseband hack that will re-enable sweet, sweet tethering on the most recent 3.1.2 iPhon