> If it is open-source, you will see a meaningful activity - stars, forks, contributors.

That's not true, I'm quite sure most repos on GitHub have neither many stars, nor forks, nor multiple contributors.

> become a technical advisor for their web3 project

That by itself should have been the first red flag. I also heard a lot of these stories recently. I think this might be one of the good use cases of GitHub Codespaces.

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