Elon Musk is arguably the most innovative and secretive industrial leader in the world.  

The cryptic Tweet:

We start digging the tunnel tonight

This after another Tweet last year:  Traffic Is Driving Me Nuts.  

Musk’s hyperloop has been a rumor for months.  The details are murky but it’s something like this:

A vacuum tube train that travels 600 mph.  SpaceX built a mile long track version in Hawthorne, CA a few years back and there were criticisms about cost.  

But Musk is apparently going forward anyway.  The original hyped plan was to build a tunnel from LA to San Fran.  

So maybe in a few years we’ll have one in Dallas.  If it works out…