The errant 'h' is almost certainly not a reference to the Planck Constant; much more likely it's a mistake for an open paren as the author mentions. You have t

The errant 'h' is almost certainly not a reference to the Planck Constant; much more likely it's a mistake for an open paren as the author mentions. You have to wonder why the crop-circle artist didn't use the same number of ascii characters to make the much more clear message: 01100101 01011110 00101000 01101001 00101010 01110000 01101001 00101001 00101011 00110001 00111101 00110000