Retina SSD OSX Storage

[mikeyg36]

I just finished installing a couple of new CS6 apps, so I decided to check how much space it took up on my SSD. I then realized that almost 40 GB of my SSD is dedicated to "Other" (yellow bar). What the hell is taking up that much space? Is the OS really that big?

 

[Weaselboy]

It is more than just the OS. You can read a list here.