> without tools

With commercially available tools, yes. The argument is that, given the skill, you could pull it off.

Then again, maybe cars are a different category. I really don't have enough skilll to add to this discussion

> The argument is that, given the skill, you could pull it off.

Obviously true for any iPhone battery.

In other words: IKEA-esque. Should be the goal of any so-called modular systems.