The idea behind a deploy key is it's like a read only key so that you can pull down your changes to your production server, but you can't make changes in production and push them back. The main thing is the good practice of not making changes in production that are sort of different from your development environment. And like you said, it's pretty mainstream in the Python world these days. Very cool. So then the next thing you talk about, I've got this server as a web server, it can serve things. Let's get some things on there, right?Yeah, absolutely. So that kind of goes into the source code. So we create a deploy key. It's