After running mpsyt for a while, I started to face an issue with the latest branch:

The following error was coming up when trying to search:
Error fetching data. Possible network issue.
Youtube Error 403: The request cannot be completed because you have exceeded your quota.

No results from search comman
Then, looking into mpsyt github repo you can find there the solution:
https://github.com/mps-youtube/mps-youtube/wiki/Troubleshooting
You will need to create from Google Cloud Platform key to access YouTube v3 API.
Go to GCP console, from your project create an API key for YouTube V3:

Once you generate API v3, (I selected one for cli), I updated mpsyt client with the new key:

Voila, now I’m able to use mpsyt downloder again to access my favorite stuff:
