When you have all the parts to something, it can be properly assembled together in the correct way and function properly. This is common knowledge. So, now, what happens when a small piece is taken away? It's still nearly whole, just slightly off. It still works fine. What happens when large chunks are taken out of the picture? It surely can't just be assembled the same way. There's nothing to support the missing pieces. So you substitute the missing parts for the ones you have, mashing them together. But it doesn't work right. It's become... D̺̞̥̺̳ ҉͔I͎ ͝S͇̬̱ ̧̪͚Ḁ̛̣͓̲̞̩ ͓̺̙͕̠̭͕S̤̟͖̪̘̺̜ ͚̦͉̜͎̩̭S̱̤̙͉̳̖ ̯̳͔͉Ȩ̯̰̟̳̪ ̯̮͇̖̪Ḿ̳͖̗͔̥ͅ ̙͇̻̯̣B͓͍̖̻͚ ̞̩ͅL̯͇̲̯̗ ̛͚͉͓̫̹̟E̼ ̨̫D̠̖̮̣̝̮. (here's a story about a shit au i made because my friend berri did one about her rlly cool one bye)