As is always the case when a new release of iOS comes out, jailbreaking can cause a few weird and wonderful things to happen with certain apps.
One such oddity is the way jailbroken iOS 5 devices seem unable to run Apple's iBooks app, with tapping the icon resulting in an immediate crash.
With the new Steve Jobs biography going on sale, not having a working release of iBooks could be a potential deal breaker for many jailbreakers out there, but as this video shows, there may be light at the end of the tunnel...