Joss Whedon has another winner on his hands. This is a made-for-Internet three-part musical series. Neil Patrick Harris is an absolutely delight and a surprisingly good singer. Nathan Fillion and Felicia Day are magnificent as well.
Remember that awesome Buffy musical episode? This is just like that: excellent and addictive.
JJ Abrams's reboot of the Star Trek franchise was amazing, but it left a lot of questions unanswered. This book really bridges the established universe with the new vision.
It explains why a "simple mining vessel" is so large and heavily armed. It explains why all the Romulans have tattoos we've never seen before. It explains (to a point) what Red Matter is.