Right, so integrated WWAN is awesome. But what's not awesome is Sony's decision to lock you down to Verizon Wireless on its ritzy new VAIO P. We've seen one team of investigators hack away in search of a SIM slot to no avail, but we should've known tnkgrl was the real lady for the job. Once again proving just how awesome she is, tnkgrl has not only modified the VAIO P to accept an AT&T SIM card, but she's managed to get it working, host up the pictures to prove it and even provide a how-to guide enabling seasoned hackers to follow suit. Hit the read link for all the requisite details, but be sure you've got lots of spare time to give before taking this one on.