[nurettin]

I mean, yeah, no need to put a bunch of high powered cars in a circular track to watch them race really close to each other at incredible speeds, causing various hazards, either. Especially since city buses have been around for ages.

[delta_p_delta_x]

I would similarly criticise a race car being used to do a city bus' job of getting a lot of people from point A to B.

Although the converse would be interesting, racing city buses.

[pitaj]

Nobody has suggested using this for addition tasks in production. It's an academic exercise. What are you on about?