[Ratchet could certainly use a rest, but then, when couldn't he? Or any of them? And there were still so many questions.

At the very least, he can help unload the bags off of Arcee's partner. Grumbling the whole time. Naturally.]

There must be billions upon billions of beings in the galaxy. Why us? Why now? And why do we look like this?

Well...it's easier, isn't it? What if a giant came here? They wouldn't fit in any of the buildings! Or someone as small as a baby Digimon. Everything would be too big!

Easier for whoever built this place, not for us!