Why ARM Boards
ARM boards are a great choice for running an Ethereum 1.0 / 2.0 node. Among others:
Ethereum On ARM PnP images, just flash & power up
Affordable: you can run a full Ethereum 1.0 / Ethereum 2.0 node for less than $300
Efficient, resources are focused on 1 task: run the node
Low power consumption. A Raspberry Pi consumes less than 10w
Small factor size: Great for running at home as it fits in any corner
Great for running 24/7: Small, affordable and low power comsuption