The W3C, you know, that group that "develops interoperable technologies (specifications, guidelines, software, and tools) to lead the Web to its full potential", recently published its Web of Services for Enterprise Computing Workshop Report:
At the Web Services workshop in 2001, the approach of having a stack of solutions was appealing and we decided to spin up lots of groups to build these specifications.
Four paragraphs later:
However, the road to paradise has also been littered with the Web/REST vs. Web Services battles...
Now that's funny, it appears that if it weren't for the RESTafarians the whole WS-* thing would have worked out fine. In case you think I'm reading too much into it, here's another quote:
The basic nature of HTTP authentication has been a constant thorn in the side of the REST faithful.
Ouch. I might be offended if I thought it mattered.