Earth... Technically Jetfire had been there for a really long time. Unfortunately, it was mostly frozen. By the time he had thawed out, he hadn't the luxury of enjoying the planet's atmosphere. It had all been about Sunstorm and doing what they could to stop him. Jetfire can't really comment about the feel of the clouds.

"Is there a reason why any Autobot should care?"

It's not as if Slipstream is causing problems, right? Surely factions can't mean so much in a place like this. Then again, maybe that is just Jetfire being too practical again.