The Old New Thing

The great thing about URL encodings is that there are so many to choose from

The phrase URL encoding appears to mean different things to different people. First, Tim Berners-Lee says that URLs are encoded by using to encode "dangerous" characters, or to suppress the special meaning that would normally be assigned to characters such as / or ?. For example, the URL http://server/why%3F/?q=bother is a request to the ...