You can also reverse engineer code, sniff your network traffic, and lots of other things with proprietary software, but that doesn't make it free. Also, there

You can also reverse engineer code, sniff your network traffic, and lots of other things with proprietary software, but that doesn't make it free. Also, there _is_ a practical impact on the JS you see on a particular site: the fact that you can debug it doesn't mean you can change and redistribute it. There are very real implications of having a piece of code released under a particular license and it's hardly accurate to call these implications "paranoia".