Do a search on youtube and you can get an idea of what neopixels can do.
You can start with someone elses code that you know works and then start changing things to what you want to do.
2Nn0QybLFWI Lets have fun with this! Would a c[…]
Springtime! One of the things I've tried to[…]
I'm guessing he won't even contemplate a sale of j[…]
If JBWeld is anything like milliput just dip the s[…]