I just gave a short talk on Retro at Montréal Python 7 and was happy to hear that the presentation was clear and showed the interest of using Retro to quickly implement data-oriented Web Services.

While we're hearing a lot of buzz on the "Web 3.0" and all the linked-data thing, I think we still need to have more simple RESTful exposition of data, so here's something to help:

Retro - Web Services Made Easy
View more Microsoft Word documents from spierre.

This presentation should help you get started with Retro, and you can also grab the code from Github or clone the repository to get started:

git clone git://github.com/sebastien/retro.git

There is much more to discover about Retro, so I'll let you have a look and play with it !