Do you really need a DAC that costs between $14,000 and $18,000? Bluebird Music thinks the Jadis Vacuum Tube JS5 or JS2 SL ...

if you will. So already, I was taken by the build and the way that the headphones feel in hand — but I wanted to see what that vacuum tube could do. I slipped them on my head, and got started.

A vacuum tube is just that: a glass tube surrounding a vacuum (an area from which all gases have been removed). What makes it interesting is that when electrical contacts are put on the ends ...

The vacuum tube candle actually looks pretty nice, and with a bit of tweaking could easily be made to behave like a candle as well. The final item he shows off is a vacuum tube flash drive.