If you look at the note on the home page[1], they needed to get permission from Alcatel-Lucent for the license change. They may not have been able to sell them

If you look at the note on the home page[1], they needed to get permission from Alcatel-Lucent for the license change. They may not have been able to sell them on BSD. http://akaros.cs.berkeley.edu/akaros-web/news.php http://akaros.cs.berkeley.edu/akaros-web/news.php