Installing Metallic Epoxy Floors?

Has anyone tried DIY metallic epoxy floors? Are they easy as they show on the video? We are thinking of using this technique first on the garage. The instructions on the video look and sound easy, but has anyone tried them out?

Here is the video:
http://naturallivinghub.com/diy-metallic-epoxy-floors-are-great-looking-and-easy/

Please let me know your experience and what you think about this trend.