Sure, and I bet you'd be just fine without those satellite signals that power your cell phone, TV and GPS, not to mention any cordless devices you might use. That smoke detector in your house? First developed for use in space craft. Ever had a computer-imaged medical scan? Thank NASA. You know those funky grooves in the pavement that they have on some curves? Developed for NASA runways to make them safer.
And for those who can't bother to get off the couch, here's another good one: the first joystick (aka, video game controller) was invented to control the Lunar Rover.
*stomps off, muttering about the 'point' of the space program*