I’ve found Total Launcher to be an easy 1:1 replacement for Nova and has some useful, additional features

It’s actually Bike Party, which has a more fun and less aggressive vibe than Critical Mass

Taxidermia is pretty shocking, but really well directed and I thought quite a good film

They have drivers safety classes you can take in a day or weekend that make a big difference. A lot of them are on closed tracks that help you with extreme situations and quick reactions. I would look into one of those near you to help with skills and confidence.

But, I prefer to bike whenever possible and use public transportation. If that’s an option for you, there’s nothing wrong with it and it’s much better for your health and the environment.