James Cameron was responsible for the organic web-shooters in Spider-Man
Organic Webshooters > Mechanical | ResetEra
Here's Why Tobey Maguire's Spider-Man Had Organic Web-Shooters!
Spider-Man: 8 Ways Organic Web-Shooters Are Better Than Mechanical Web- Shooters
What spider mans organic web shooters look like : r/Spiderman
Marvel Just Gave Spider-Man's 'Organic' Web-Shooters An Even Grosser Twist
What do y'all think? A counter argument of "they had to show he was smart" can be made but he has so many other intelligence feats that are better : r/Spiderman
marvel - How does Spider-Man control which type of webbing he shoots? - Science Fiction & Fantasy Stack Exchange
See What Green Goblin and Web-Shooters Almost Looked Like in SPIDER-MAN Concept Art by James Carson