Fujitsu made a Windows 8 tablet with a fan that works underwater
 

Hidden within Fujitsu's autumn lineup for Japan was another waterproof tablet, but this one had something a little different -- an extractor fan that still works underwater. The 12.5-inch QH77/M will need it, because it runs on Intel's 1.6GHz Core i5-4200U processor, which (nearly always) requires a ...

http://www.engadget.com/2013/10/09/f...=rss_truncated