There's a free update for the BB Remote for iPhone app
You can get the update from your iPhone device, by visting the appstore, and typing BB Remote.
There are significant improvements, primarily in the connection, which is now automatic and in the background, rather than a manual process.
http://itunes.apple.com/us/app/bb-remote/id447841206?mt=8What's New in Version 1.1.0
- Faster program operations
- Improved connection to the Band-in-a-Box desktop program. If connection breaks due to interrupted wifi or internet connection, will auto-reconnect