In case you haven't been suckered into it, Lost has left our screens for a four-week hiatus, so I thought it was high time to review four of the best PMPs for storing the last four seasons of the addictive show onto, for watching when you're on the train to work, at the football, or waiting for your colleague who's in a sex shop. Take a look above at the video, which we just filmed on the streets of London's Soho district, for our thoughts on the Archos 605 Wi-fi, Sony PSP, Creative Zen, and Apple iPod Touch....