Investors are pouring billions into companies pitching humanoid robots, but functional versions are decades away.

Robots like 'Courtney' and 'Esther', conspicuous for their blinking LED "eyes" and compact, cooler-like frames, have quietly settled into the daily rhythms of Atlanta's Midtown neighborhoods.

Whether you're a seasoned Raspberry Pi enthusiast or just getting started, this project is perfect for diving in.