Let's face it: despite the new Xbox 360 being joyously quieter and more efficient, the previous model still manages to seduce some of us with its sexy curves. Speaking of which -- according to Joystiq's source, Best Buy's going to kick off August by lowering the prices for the Splinter Cell: Conviction and Final Fantasy XIII previous-gen Xbox 360 bundles. For just $299 -- $50 off the current price point (and $100 off the launch price) -- you still get a copy of the corresponding game