No, it's not mixed. It's related to the saying about the people who get rich off a gold rush being the ones who sell shovels. In the buggy-whip case, it's abo

No, it's not mixed. It's related to the saying about the people who get rich off a gold rush being the ones who sell shovels. In the buggy-whip case, it's about a company not understanding the market changing entirely to make them obsolete. The transportation market moved to cars, and so nobody needs a buggy whip.