Playing with Node.js
Łukasz Anwajler (of Warsaw Hackerspace fame) wrote a short, informative and generally fun to read article on Node.js.
For those of you living (like I) under a rock last few months – Node.js is an I/O framework enabling writing programs in JS. Yeah, no browser needed. Yeah, with filesystem access, sockets and the like. Yeah, one could write an http server in it (or, for that matter, a webapp, server-side).