from the still-a-small-niche dept.
d4 asks: "Thad Starner has been using a wearable computer daily since 1993, and Steve Mann has had an impressive amount of press coverage over the years. But if you want wearable computing in 2005, it seems you must build your own system. Why, after all this time and attention, are wearables still not commercially available?"
Today's scientific question is: What in the world is electricity?
And where does it go after it leaves the toaster?
-- Dave Barry, "What is Electricity?"