Chess only appeals to quite a small minority. It does not have the cachet of a mainstream popular sport.
Iranian filmmakers are not passive. They fight whenever they can, as creative expression means a lot to them. The restrictions and censorship in Iran are a bit like the British weather: one day it's sunny, the next day it's raining. You just have to hope you walk out into the sunshine.
'Boom' is my heart. The 'kack' is my soul. Apparently when I choreographed I didn't realize that I said 'boom-kack' 'boom-kack.' I had no idea I was doing it and then I realized that it's every time I felt like the fight in my soul - the boom and the kack - was like my heart. It was like the love of