This loophole essentially puts a version of the Android version of Google Assistant on the computer.
The setup basically leverages the official Google Assistant API in a way it hasn’t been designed for, but that is technically feasible.
The desktop client requires a Google Cloud account and registering a project with Google. Abraham has posted software and a guide on GitHub for those interested in testing a limited Google Assistant experience on their desktop and willing to go through a couple of dozen steps to install it.
Google Assistant can be a part of your desktop experience, at least unofficially.