> Both Javascript and the DOM are slow, there's no changing that. The DOM isn't slow. Adding or removing a DOM node is literally a few point swaps, which isn't much more than setting a property on an OOP language object. What is slow is "layout". When Javascript changes something and hands control back to the browser it invokes its CSS recalc, layout, repaint and finally recomposition algorithms to redraw the screen.…
VSC always feels noticeably slower to me than GTK / Qt / Win32 apps