If you are using multiple LXD containers on the same system, it makes sense to limit the amount of resources each component can use. Here’s how you can do so.
Containers are portable and easy to clone and/or move to other operating systems. LXD is a container that is designed to contain an entire operating system instead of an application.
If you are concerned about your privacy, Firefox Containers let you create a separate box for each of your online lives. See how they work here.