The ideas listed below are things that randomly pop into my head. They vary in usefulness and existence, but in general if you see something you’d like to take a crack at let me know and I can fill you in on the details.
Let’sHangOut: A facebook application that matches friends who want to participate in foo activity on a certain evening (or timeframe). Sure beats calling everyone in your phonebook.
WorkFinder: A job site that tests users skills and links them to employers through social connections as well as skill matching in a geographical plane. Think of it as Monster mixed with LinkedIn with a few extra features.
BallPlane: A toy that starts out as a ball and transforms into a glider at the apex of its flight.
CustomLighting: Consumer customizable steady or RGB lighting solutions for residential audiences at residential prices.
DigitalBelt: A belt that digitally modulates its color between black and various shades of brown or any other two-color combinations using a flexible e-ink screen (low power consumption). See http://www.e-ink.com/press/releases/pr60.html
ModWeatherPower: Determine if using mass thermal exchangers will enhance an areas wind enough to provide more power (greater than the energy used by the exchangers).
StableCane: A cane that looks and works like a normal cane during use but provides extra stability features when propped to keep it from falling over.
RailRollers: Clothing or belt modification or stand alone (small) apparatus that aids in sliding down railings at a controlled speed.