As JavaScript becomes an increasingly pervasive part of the technical world, it’s important to squeeze as much performance out of it. If you’re running node.js on the server, then you want to maximize your server’s potential. And if you’re running client-side JavaScript, then you want to waste your users’ time and computer power as little as possible.  In this talk, Trevor Norris describes techniques (particularly on the server side) that JavaScript developers can use to reduce the footprint and execution time of their code.