I am not sure whether you're joking, or a programming wizard, no disrespect intended. I run courses in programming languages where very smart kids struggle with

I am not sure whether you're joking, or a programming wizard, no disrespect intended. I run courses in programming languages where very smart kids struggle with streams (Section 3.5). I find the code for the Hamming Problem and Eratosthenes' Sieve using streams truly mind-expanding. https://mitpress.mit.edu/sites/default/files/sicp/full-text/book/book-Z-H-24.html#%_sec_3.5 https://mitpress.mit.edu/sites/default/files/sicp/full-text/...