When this was first discussed, the thread was…skeptical to say the least, but it has been proven to be a success.
We continue to reach combustion->EV tipping points country by country.
It begins: Ethiopia set to become first country to ban internal combustion cars - https://news.ycombinator.com/item?id=39243196 - February 2024 (69 comments)
https://ourworldindata.org/electric-car-sales