The artist created the `` Bird 's Nest '' stadium for the Olympics . This is a great example of how to use color and light in an art piece, but it also shows that you can create something beautiful without using any specific colors or lighting techniques. He 's not sure if he will appeal the order .
The artist created the `` Bird 's Nest '' stadium for the Olympics . Ai says the tax charges are `` retaliation '' for his views . He 's not sure if he will appeal the order .