Without JS means without any dynamic behaviour or interactivity. But it also depends on what the goals of this new system are. Are we trying to make a simpler,

Without JS means without any dynamic behaviour or interactivity. But it also depends on what the goals of this new system are. Are we trying to make a simpler, faster, read-only web? If we're going that way, I'd love to limit CSS to a minimal subset (or maybe nothing?), minimise support for embedded content types, remove input elements, and remove stuff like cookies.