Skia is a fast and widely used 2D graphics library for tasks like rasterization. it's used in Google Chrome and Android, so speeding it up would have large impacts, and I think e-graphs have a lot of potential to drive an interesting research project in that direction. A bit of Skia background I don't know much about Skia, but I learned a lot from Chris Harrelson helping him edit a chapter about visual effects for the book on browsers we are writing together. Here's a quick summary of mental ...