Today Google announced Protocol Buffers, described as “think XML, but smaller, faster, and simpler“. Language bindings for C++, Java, and Python. Oddly not even a whisper about JSON, which is a much more apt comparison. And along with that, no JavaScript implementation. So why the omission?
My guess is that it wouldn’t compare that favorably with JSON. The extra needed compile step is a hassle, and doesn’t give enough of a relative benefit for Ajax applications. But perhaps this will unleash a torrent of people asking for ‘binary JSON’. OK, maybe not… -m