Please check the resolution (Image > Image Size, Resolution). When I downloaded this image, mine was set to 240. It should be at least 72.
I did some searching on this and many of the people who reported the "tiny text" problem ended up having the resolution set too low.
For additional solutions to this issue, see this thread: http://forums.adobe.com/message/5636876#5636876
Product Integration Manager, Creative Cloud Learning & Training