Well, you can put anything onto the live server - going from a set of recipes to a porn site - and, in this case, no one would see anything but the recipes since it's cached and not being deactivated/removed, including the cache.
Mine seems to be stuck on stupid, and every dingbat's solution is to, "Inspect your browser and blah, blah, blah...", with complete disregard to the average user. So, in other words, I need a dependable method in going back and forth - to and and from - a Service Worker, without risking the client browser(s) never updating properly and displaying the correct version.
It's very difficult to learn something when the results continue to be inconsistent, and my testing environment acts like a elderly person telling the same story over and over.