Update: On July 14th, two days after posting I received an email from Ernő Rubik himself saying that he liked my cake. I guess the world is really a very small place. ‘ Thanks for the nice birthday surprise which sweetens the bitterness of passing time.’ Hungarian Ernő Rubik invented the Rubik’s cube in 1974. He was born on the 13th of July, 1944. Myself and my other half set about making a birth