http://browser.garage.maemo.org/news/9/

"Some people may have noticed, but I'm confirming it for everyone else: MicroB has shipped as the only (and hence default...) browser with IT OS 2008.

I'd like to say this is a win for open source. MicroB is the engine used by /usr/bin/browser on IT OS and it is based on Mozilla Gecko.

There are some high points and some low points for this release..."