I see about 220 tubes in that pic, and I'd guess he'd need at least twice that to replace bad/broken tubes. I bet there are more that aren't visible, so it sho

I see about 220 tubes in that pic, and I'd guess he'd need at least twice that to replace bad/broken tubes. I bet there are more that aren't visible, so it should cost a few hundred dollars. Still, it's a huge steal compared to what a comparable tube computer would have cost back in the 60s.