Bill Gates (Microsoft) and the president of General Motors were discussing how their products evolved over time. Gates says, “If GM’s technology kept pace with computers, cars would sell for $500 and get 1,000 miles to the gallon.” The GM president ponders Gates’ assertion and says, “Perhaps, but they probably crash a couple of times a day, and in the instant just before a head-on collision the driver would have to react to an onscreen prompt asking “Are you sure you want to deploy the airbags now?”