Examples of the best SOAP/REST/RPC web APIs? And why do you like them? And what's wrong with them? [closed]
At my company we're starting to branch into web APIs to access and update our data; initially for partners but then likely to the public in future. At the moment the way the API will look (e.g. SOAP, REST, RPC) is completely open and we haven't made any decisions yet, so I'm interested in both examples of web APIs people think are good, and why you think that. What I'm interested in is opinions from people using different languages (we're likely to be offering the API to people using a number of platforms, particularly including .NET, Java, ActionScript and JavaScript) about web APIs that you