[Kenichi is doing an excellent job, thank you very much. He may have been raised in a manor, but he's no way inept when it comes to clean up. Raising twins trained him for things like this.]

True, you could get know several humans over a large amount of time, but they'll still manage to surprise you when you least expect it. Growing up, I always wondered why my father always worked so hard on their behalf but over time, I began to understand why.

So what is the average lifespan of a Cybertronian?