Quote by wilsonzenithFlash is shit. It's unstable and drains your battery. If you really need to view a video that isn't available elsewhere, not on flash, try using the Skyfire browser; it's in the app store for a pound or so.
you basically download this file to your computer and then plug in your idevice. then you just click a button and it does it.
when it comes to updating the software, it basically wipes the jail break. all modifications you make to your ipad will go back to default, and (i think) you lose all of the not so legally obtained apps.
im fine with my current software ios 5.0, so i dont feel the need to upgrade to ios 5.1 just yet.
i hummed and hoed about doing this for ages in fear of breaking my ipad, but ive had absolutely zero issued thus far.