"You can have any color you like, so long as it's black" - Henry Ford, around 1900. The more color choices available, the more often you will have un-economic

"You can have any color you like, so long as it's black" - Henry Ford, around 1900. The more color choices available, the more often you will have un-economic paint runs. It's very likely much cheaper to paint 100 cars with one color, than to have to set up the whole paint-shop to paint just two cars with some unusual purple.