"It’s official, folks: tools for easy mashup creation are a “must have” if you’re a huge IT company. Intel’s recent announcement of MashMaker puts them side by side with Google, Microsoft and Yahoo!, but there are several other contenders in this unexpectedly crowded space. All these tools have one thing in common: they make it easier to do things that only programmers could do until now. Each of them has a quite different approach, which makes this a very diverse set of applications. Join discussion...