I gave an answer to that animation behavior in a comment bellow https://news.ycombinator.com/item?id=38621273 https://news.ycombinator.com/item?id=38621273 Als

I gave an answer to that animation behavior in a comment bellow https://news.ycombinator.com/item?id=38621273 https://news.ycombinator.com/item?id=38621273 Also, please test out the native version of ncube, I provide some pre-compiled binaries for Mac, Linux and Windows. They should perform better. The web port was a nice to have, but the native versions will always perform way better.