"The Four Corner Store has released a new trio of lenses that you can just slip on your iPhone, iPad or almost anything with a tiny lens and start shooting." Gizmon Clip-On Fisheye, Polarizing or Mirage Lenses for iPhone and iPad
The Elphi smart plug can be used to monitor and control all of the things you plug into the wall. Use it to turn on the espresso machine on the way back from work, for turning on heaters and lights. Genius!