> basically, we'll be selecting for the strongest... you know, evolution
Fortunately TANSTAAFL[0] applies to evolution as well, right? Specific adaptations come with increased metabolic cost, so e.g. strongly bleach-resistant bacteria should eventually start losing resistance to other antimicrobials/antiseptics. Right?
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[0] - https://en.wikipedia.org/wiki/No_such_thing_as_a_free_lunch