Over the last several years, integration technology has been growing by leaps and bounds. The XML/REST/Web Services/SOA revolution has driven engineers and software firms to create an abundance of protocols, adaptors, transports, containers, standards, best practices...you name it.
The bits and bytes that are now available are undeniably sophisticated, diverse, and capable of almost anything, but many of the packages are built from the technology up and leave the job of how to use the capabilities effectively as an exercise for the reader.