The team from Pocket Informant is at Macworld|iWorld this week to show off the app and announce a new cloud-based service that will share information across all of the company's mobile apps and new web interface. Pocket Informant is a GTD/calendar/tasks app that combines all sorts of functionality in one place, and during Macworld|iWorld, both it and the HD version are on sale for just US$9.99. The app is great (and we've spotlighted it here before), but the online service should make