Capitalism is anti human. But it is very good system for immoral and ruthless people, they are winning everywhere. 
Anti-human was the Soviet state denying Alexey Pajitnov any profits from creating Tetris while companies like Nintendo in the capitalist world was getting rich off his creation.
Screw socialism.
If you don't like capitalism you should try living in communism, or it's variation - socialism. There are still countries where you can try it out!
I think the Kalashnikov not wanted anything for himself, he do it for country