It did for me now, perhaps too much traffic. It's pretty wild, especially on a tablet due to the gyroscope effect!

Gyro support is also Andrei's work, not mine.

I found the (awesome) video where he presents ngraph: https://youtu.be/vZ6Yhlxv7Os

Edit: not loading? surge.sh has been less reliable lately, will get to finish that project some day and will publish elsewhere.