This is awesome. For those of you that hobby with this stuff, what would be the most stone cold simple cheap way to get a machine that would output this page i

This is awesome. For those of you that hobby with this stuff, what would be the most stone cold simple cheap way to get a machine that would output this page into a monitor continuously? Like if I had an extra display lying around and wanted to make a little wall installation, what’s the most direct path, something like a raspberry pi?