Belongs into Proxy.Just from my own user experience, upgrading/changing browsers A LOT, even using several different ones in parallel, there is NO CHANCE that Greasemonkey userscripts are safely configured in, ever.
Belongs into Proxy.
Well, starting on that now using a Cloud Hosted surfing proxy. It does not need to be on the phone. Actually Cloud Served proxy services for personalizing the surfing experience, that is a market. Just mentioning.