A guy called Sairam Gudiseva wrote a paper on Quantum Physics, in it he very cleverly managed to subliminally 'Rick Roll' his physics teacher.
Yes my friends, he embedded the lyrics to Never Gonna Give You Up, one word at a time on the start of every line...
...and if you want to go back and read it then you'll see the whole essay makes sense too!
That is sheer quality!
