Fifty doodles bad drawn in a canvas can be a masterpiece. About trendy art you will never know as it can go. Imagine you are a frustrated painter of beautiful landscapes. One day you decide throwing a pot of paint on the canvas creating an abstract demonstration of rage and angry expression, so you think that this shit can be worth and you include it on your next expo. It creates an exclamation of surprise between the public assistant and it is bought for thousands of dollars.
News all over the world speaks about this, because a dirty drunk millionaire bought your shit masterpiece and hung it on the wall over the fireplace. While an interview on TV with the rich, your picture was behind him, creating an odd background, which was watched by millions of people who claimed the beauty of the picture. You know what happened next. You opened the fox hunting and all painters imitate your piece of junk.
Nowadays millions of vulgar paintings hung on the walls, even because canvas colors match the house decoration.