[criddell]

> what is stopping this "technically correct" approach

Decency and reasonableness. Neither John nor Jeff are going to try to lawyer they way out of losing.

[progbits]

Of course. I meant this in response to dharamon above talking about manufacturer's misleading claims. But I see their edit and I think I also misunderstood your point - in the context of this bet the selected criteria are probably good enough.