Entity component systems https://en.m.wikipedia.org/wiki/Entity–component–system are used in game development, and claim great benefit in simplifying codebases.
A cursory glance around doesn’t show any web front end libraries based on ECS.
Why have they not had more impact in web front end application development?
Ref: https://www.gamasutra.com/blogs/TobiasStein/20171122/310172/The_EntityComponentSystem__An_awesome_gamedesign_pattern_in_C_Part_1.php