One of the rules to ensure it works:<p>> The page requested by the prefetch does not invoke a Worker.<p>I guess this restriction kind of makes sense for this?<p>Funny enough though, some of the best speed optimization Cloudflare stuff only works with Workers if you use a Fetch (aka, you must have an origin!).<p>The Worker Cache API for example doesn't support Polish/Mirage or many other Cloudflare features.