Nope, it's a perfect (albeit a bit vague) example. Some people think those cars are fun and convenient but would never use them to haul construction equipment.
Wireless is convenient and "fun", but should never be relied on when you need a stable and fast connection.
If you need stable,reputable connection to stay always satisfied with quality of connection and speed,then wired is a way to go.Remember,that wifi will never give you tomorrow warranty.