A single speaker argues that products don't automatically communicate their value. You have to teach people how to use them. The wheel is a historical example of something that needed explanation before people understood what it could do.
The first use case of the wheel for the first hundreds and hundreds and hundreds of years was for pottery. The wheel was on its side. You would spin it on its side and use it for pottery. And it took 300 years for someone to come along and go, hey, if we turn this thing right side up, we can use it for transportation. So you could argue the wheel is one of the greatest inventions in human history. So how did it take us so long to figure out a different way of using the product or a new value of using the product? If the product's so great, I thought the product could just speak for itself. It makes you realize products can't speak for themselves. You have to educate, educate people on how you would like them to use your product. And I always love telling this little anecdote, which is.