Why is this? We've been told that the cost of batteries is in freefall for years now. Why aren't they competitive yet with ICE, even if they are heavier?

It’s a process happening over time. Why the grandparent’s comment will age horribly in only five years.

I remember similar comments about digital cameras shortly after Y2k. A dozen years later it was already hard to use anything else.

Read the innovator’s dilemma for a full understanding of the process.