I'm also a little sceptical of peoples ambitions in terms of CPU power they are demanding.
Embedded type small form boards have been around for years.
As a poster child to get comp sci rather than IT back into the education system it has a lot of potential.
BBC Micro was the one that took off, but the Atom and stuff like Nascom II set a lot of the ground work. If in 1981 or was it 80 for the Atom in kit form that 3rd year seniors could build them from kits, why not current generation.