I think that the RJS way is a perfectly good way to sprinkle some ajax magic into most applications that are, more or less, CRUD applications. I've done this in

I think that the RJS way is a perfectly good way to sprinkle some ajax magic into most applications that are, more or less, CRUD applications. I've done this in numerous simple CRUD apps and it allows for very rapid development. If you need something more complex you can build the API in Rails and then use whatever javascript front-end framework you like.