Memphians

https://en.wikipedia.org/wiki/List_of_burn_centers_in_the_United_States

What is your favorite quote that your father said? What is something that he told you that you will never forget?

If I throw a triangle out of a car and the car is going 20 KM/H and wind resistance is a thing that exists, how many cupcakes can Pedro buy with one human soul?

^Source

Ok, real question now. How much energy would it take to start a thermonuclear chain reaction in the atmosphere?

First of all, I love the fact that both your kids are trying to weasel their way into your AMA.

I really appreciate you guys giving away the software to students, but my experience with free CAD packages (FreeCAD and Google's CAD package) were really great. Not terribly powerful, but excellent for small projects. What is the benefit of your free software compared to these packages? Will your free software have the same or similar capabilities as your full version?

As for the Ember, what sets it apart from the many other choices a consumer has for 3D printers?

Lastly, dumb question, but what was the first thing you 3D printed?

What's your nickname/callsign?