Why limit yourself like that? Just say “All languages”. Depending on how liberally you interpret the word “language”, you know know just about everything.
Too bad nothing nowadays is meant to run more than 5 years.
Where do people keep getting this from? Cars today tend to last far longer anywhere where winter is a thing.
As for air cooled vs water cooled engines, the power output (and vehicle mass) has to be part of that conversation. Yes air cooling works on on a 25 HP motor, but it doesn’t work so well on modern engines making an order of magnitude more power.