You could pay 44 million dollars for this painting. Someone did. http://features.insing.com/feature/blue-painting-with-white-line-sells-for-nearly-us44-million/id-f4743f00/
I haven't heard of PSN being shut down. However, Playstation home will be shut down on March 31st, 2015.
http://gamerant.com/playstation-home-shut-down-march-2015/