Used ThinkPads from eBay, especially the smaller models from the X-Series, can make surprisingly cost effective "MiniPCs".
If you need multiple devices, as mentioned in the article, you can even stack the laptops and build a small tower of "MiniPCs" all with different purposes.
Another advantage is that they already come with a built-in screen and keyboard allowing for quick debugging, without needing to connect external peripherals.
If you need multiple devices, as mentioned in the article, you can even stack the laptops and build a small tower of "MiniPCs" all with different purposes.
Another advantage is that they already come with a built-in screen and keyboard allowing for quick debugging, without needing to connect external peripherals.