There are 10 kinds of people in the world. Those who understand binary and those who don't.
That joke ceased being funny, 10 years ago...Actually, there are 10 kinds of people in the world, those who understand binary, those who don't, and those who can't recognize a base-3 joke when the see it.
Most people also want to have romantic relationships in their lives, so becoming a programmer is a very bad choice for them.