ad 2) I think it's just not complex enough to not evolve organically, same as a pentagram or star of david. If you ever doodled on square paper with tetris-blo

ad 2) I think it's just not complex enough to not evolve organically, same as a pentagram or star of david. If you ever doodled on square paper with tetris-block shapes you're kind of bound to have some sort of accidental swastika shape in there.