TCP hole punching for Bitcoin nodes behind home NATs?

The mentioned demo application, named "holeroulette," is available for public access and experimentation on GitHub. Interested individuals can explore the application by visiting the repository linked here: holeroulette on GitHub. To interact with the application, a server has been set up, which users can connect to by executing the command ./client.py 144.217.240.89 in their terminal. This command facilitates a connection to a random other client, demonstrating the functionality of the holeroulette system. This setup provides a practical illustration of the project's capabilities and allows for real-time user interaction.