I was being a bit tongue-in-cheek. You're absolutely right that supposed "benefits" might have unforeseen tradeoffs. In this case, having some sort of pseudo-La

I was being a bit tongue-in-cheek. You're absolutely right that supposed "benefits" might have unforeseen tradeoffs. In this case, having some sort of pseudo-Lamarckian inheritance could possibly be a detriment due to energy requirements or something like that. Or indeed it could have a neutral effect on fitness, in which case it's unlikely to take hold in the population, barring genetic drift or other non-selection evolutionary mechanisms.