The TubeSat lists one of its possible uses as Earth-from-space video imaging—very scientific, of course. But to me that means "Now you can spy on your
hot neighbor Steve Jobs without leaving the comfort of your home!"

Personal (Spy!) Satellite is a Bargain at $8,000
Other uses for Interorbital Systems' TubeSat Personal Satellite Kit include:
Earth-from-space video imaging
Earth magnetic field measurement
Satellite orientation detection (horizon sensor, gyros, accelerometers, etc.)
Orbital environment measurements (temperature, pressure, radiation, etc.)
On-orbit hardware and software component testing (microprocessors, etc.)
Tracking migratory animals from orbit
Testing satellite stabilization methods
Biological experiments
On-orbit advertising
Private e-mail
More here:
http://gizmodo.com/5329329/personal-spy-satellite-is-a-bargain-at-8000