[mbenjaminsmith]

> Tesla's filed eight patents for metal-air batteries.

> Can't imagine a 30k Tesla with this technology.

Sounds like Musk can imagine it. Don't know about anybody else but I'll side with Musk vs anonymous HN poster #5674.

> But all I can really think about are electric supersonic VTOL jets. Which might crash if you fly too high...

All jets crash if they fly too high. (Well, it's not necessary that they crash but they have a well defined operational ceiling.)

[dram]

Perhaps I am misreading your comment but "can't imagine" is a figure of speech. I meant I was excited for the possibility.

And the last statement was just referencing my ignorance about metal-air batteries working in oxygen-limited environments.