What I REALLY wanted was a speakerphone for my car that I never had to think about. Now I have one; the BlueAnt ST3.
Running things off of hydrogen instead of fossil fuels sounds like a great idea. There’s just one problem: it can never work.
Back in 1954, before we had LED’s, Nixie Tubes were the only way to display digital data. Today, these delicate glass tubes are very rare.