…The Lingr API is a simple, HTTP-based REST protocol that enables anyone to interact with, extend, and mashup Lingr in whatever wacky way they want….
…Using the Ruby Lingr API toolkit , a Ruby programmer can be up and talking to our API in just a few minutes time…
Even a small Ruby Botkit is included. 
See also:
The new player on the Web 2.0 scene? Ajax improved the UI, Comet seems more server-side oriented. Via a persistent HTTP connections it making the communication with the server “push-based” – the server, asynchroniously pushing data to the client side, based on some events. Better than Ajax for community-driven applications.
Bad according to some ppl, it can be just an Ajax pattern – HTTP Streaming . Still pretty long and informative discussion on Digg .
”..I wanted to be able to build a weighted list of urls with which to test a website. RWB will become a little language in which you can write such lists, run tests, and build reports..”—Pat Eyler
