what can you do with a raspberry pi 4?
['Blade Buster running on a Raspberry Pi.', 'Pi-Hole is used to block all adverts on your home network.', 'A Raspberry Pi robot.', 'Raspberry Pi 4 Desktop Kit.', 'Google Coral USB Accelerator.', 'The Octapi Project.', 'LibreElec running on Raspberry Pi.', 'Raspberry Pi Laptop Kit.']