"blockgame" style driving ok for servers (but don't work well with short server step) limited use. after that car need to be recycled turbo speed with Sneak/Shift
combined from: my own code for carts, mobs etc. minetest_game carts https://github.com/minetest/minetest_game cars https://forum.minetest.net/viewtopic.php?t=7381 ufos https://forum.minetest.net/viewtopic.php?t=4086