The guy who headed the project was interviewed recently in a podcast: <a href="http://www.se-radio.net/2014/05/episode-204-anil-madhavapeddy-on-the-mirage-cloud-operating-system-and-the-ocaml-language/" rel="nofollow">http://www.se-radio.net/2014/05/episode-204-anil-madhavapedd...</a> , he provided some very interesting insights into the MirageOS, Unikernels and Ocaml