“We bypass all this nonsense that occurs on the web. This is described as a “high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.” The term “multiplayer” tickles my game developer bones, but we’ll come to what it means (and the other bits) shortly. As part of the games developer community, I don’t think looking for onscreen responsiveness is in any way exceptional behavior.
As the developers correctly point out, a code editor requires a much smaller library of graphical “primitives” (i.e. lines, circles, etc).