Elon Musk / Tesla were leaning into it heavily for a while, before they changed strategies.
edit: Here it was, from 2013: "Tesla Shows Off A 90-Second Battery Swap System"
https://news.ycombinator.com/item?id=5916980
https://news.ycombinator.com/item?id=5916451
https://www.tesla.com/videos/battery-swap-event (it's still on tesla.com!)