Wow.. VERY fast, even LiveLeak.. will take come getting used to though.
Will also have to wait for a Linux version :/
Do you think there will ever be a possibility of being able to use greasemonkey (like here, so we can get a good view of the posting tree)?
Did you check their Downloads page?
Keep in mind this entire project is still in development (meaning not even to beta yet). It is available for 64 bit Linux in both Debian/Ubuntu and Fedora/OpenSuse flavors.
Of course if you need the 32 bit version...