Hello. In this video, I'm going to look at how to work on your p5.js sketch, or really any HTML, Javascript, CSS combo thingamabob, outside of / in any old text editor by running a local server on your laptop. Now, what does that mean? Actually, I'm going to use the whiteboard for a second. So, let's just think about the internet, and the web, and all that stuff for a second. So, you are making a webpage and you have a laptop. And to make your webpage, you're maybe editing an HTML file. Maybe you have a CSS file. Maybe you have a JavaScript file. And you're editing all these files. They're just plain text files and you're editing them in some text editor. So, the text editor I'm going to use happens to be one called sublime. But