title: iOS Bluetooth Keyboard Detection at Runtime
body: <p>Is there any way in iOS SDK to detect the presence of an active Bluetooth keyboard? As many well know, when a Bluetooth keyboard is active, the on-screen keyboard does not show, so interface placements might have to change...</p>
  
  <p>Right now I am doing this semi-passively by responding to keyboard events, but those notifications are a little slow to post and don't jive perfectly with my animation code. It would be nice to just have a BOOL somewhere to read on...</p>