Document how to install the program in a virtual environment

[frankenstein91]

Since many would like to use this software during home office hours, it might be a good idea to outsource it to a Python Venv.
All you would have to do is to add the command python3 -m venv MyVenv and the command . MyVenv/bin/activate to the instructions.

Later, the folder can be easily deleted without damaging the system.

[allo-]

Here is the quickstart HowTo. Is this what you are thinking of?

https://virtual-webcam.com/installation.html

[frankenstein91]

That was my idea, but just on Github.