They certainly could. For instance, many of the still surviving bridges in Europe were built way before university degrees in architecture. I'll consider them c

They certainly could. For instance, many of the still surviving bridges in Europe were built way before university degrees in architecture. I'll consider them cheaters because they didn't even attend a University! ;) But there is another way to look at it: can all non-cheating students build bridges, design microprocessors or design rockets? I can give you an affirmative no.