If anything their analogy shows why that is in fact the default. Most people can tie their shoelaces, so may stores don't even bother carrying velcro shoes. L

If anything their analogy shows why that is in fact the default. Most people can tie their shoelaces, so may stores don't even bother carrying velcro shoes. Likewise if the situation was inverted, hardly anyone would sell shoes with shoelaces. When there's finite resources for businesses the needs of the many overcome the needs of the few