node.js - Should I worry of memory leaks using server sent events? -

recently found technology: server sent events , use backend code in node.js

i wanted know, if can cause memory leaks?

perhaps if can open multiple connections same user?

or if .close() wasn't called?

server sent events in node not cause memory leaks.

if want see example of how implement them have written 2 part blog post that.

1. part 1
2. part 2