You can proxy through Invidious or use a local API

Yes

https://coveryourtracks.eff.org/

There is the blender_bevy_toolkit which aims to serve Blender as an editor for Bevy. I haven’t tried it myself, but definitely will when I get to more artistic phases of my projects.

Worth noting that only counts for car vs car safety, it has only gotten worse from the cyclist/pedestrian point of view.