The Dropbox app for iPhone and iPad has been updated recently. There's a full UI redesign in there now that takes full advantage of the Retina Display, so your shared files will look better than ever. The iPad version has gained a landscape view, and the app will now finish uploads and downloads in the background. Dropbox also allows file caching now, so once you've viewed a file, you won't have to go back and in and re-download it again. I presume that means only while the app is running -- if you have to actually close the app for any reason, you might have to connect up to see the file again. But you can find out for yourself because the Dropbox app is free (as long as you sign up for a free account with their excellent service).
The company has a
