Sky / No Mans Sky
So apparently, No Mans Sky has been in a legal dust up with Sky because Sky own the word Sky, a bit like getting MS to change Skydrive because it contains the word Sky and anything which contains the word Sky can't exist in the UK because Sky.
https://twitter.com/NoMansSky/status/743928033942315009
http://www.eurogamer.net/articles/2016-06-20-no-mans-sky-studio-settles-secret-stupid-three-year-sky-lawsuit
No Mans Sky settled after 3 years of wrangling, now we just need to figure out how to change well known phrases so we don't get sued.... The <something> 's the limit?