It’s because we as humans find entertainment in other things, or perhaps in other situations we just don’t want to do the work because it’s tiring.
market economy is an economic system in which the decisions regarding investment, production, and distribution are guided by the price signals created by the forces of supply and demand. The major characteristic of a market economy is the existence of factor markets that play a dominant role in the allocation of capital and the factors of production
The author can use the five senses to better help you visualize what is going on.