And I don't use cacheasbitmap, but do my own caching. (Not because I knew of flaws, but because I was already doing it)
And for text I really recommend BitmapText. That is fast. (But not possible with all use cases, sure)
Also Pixi8 with WebGPU will be stable soon, looking forward to it.
But all in all I am really impressed, I used quite a few other js graphic engines before and Pixi was by far the best. Or which one did you find better?
What is needed for performance of traditional GUI app rendering? I'm particularly interested in table rendering. Glide and Perspective are both canvas based renderers, but I haven't dug into the internals.