Earlier quoted context omitted.
Why would that be bad? A submarine salesman convincing you that his submarine "swims" doesn't change the set of missions a submarine might be suitable for. It makes no practical difference. There's no point where you get the submarine and it meets all the advertised specs, does everything you needed a submarine for, but you're unsatisfied with it anyway because you now realize that the word "swim" is reserved for liv…
> but you're unsatisfied with it anyway because you now realize that the word "swim" is reserved for living creatures. There are swimming robots.[0][1] Swimming is qualitatively different to what submarines do. The exception is helical flagella, not robots. [0]: https://robot.cfp.co.ir/en/robots/swimming [1]: https://www.robotswim.com/?lang=English
Don't you think they're an exemption because they're alive? If seals had propellers we'd still say they swim. Squids use jet propulsion and we still say they swim; do jetskis also swim? Somehow not.