wget http://ftp.mozilla.org/pub/mozilla.org/b2g/nightly/latest-mozilla-central/b2g-17.0a1.en-US.linux-i686.tar.bz2; tar xvjf b2g-17.0a1.en-US.linux-i686.tar.bz2 -C ~/; git clone git://github.com/mozilla-b2g/gaia; make -C gaia profile; ~/b2g/b2g -profile gaia/profile