It's beyond me why anyone would use this. Can businesses even sign up to get their choice of three words, so my local café might have "tea.coffee.donuts"? When

It's beyond me why anyone would use this. Can businesses even sign up to get their choice of three words, so my local café might have "tea.coffee.donuts"? When the alternative is saying to a car "OK Google, how do I get to Clouds and Coffee?" and it working the rest out, I just can't see why anyone would care about three random words.