Nobody?
Could it be related to this Yosemite problem?
However, with 10.9.2, 10.9.3, and 10.9.4, only 2 of the Titans will be detected when 3 are installed. The 3rd one being "Display, no kext loaded".
http://forums.macrumors.com/showthread.php?t=1713478&page=1