I use them at my work to make custom fixtures, we just expanded our line up of printers with some stainless steel printers to not just make fixtures, rigs and prototypes but to potentially make production components, in a business were the market is very niche and often requires one off or two off parts 3D printing metal and carbon fiber allows for huge cost reduction and potential for very intricate and complex designs with out the need for offsite machining and slow turn around times.

I don't understand why what you said is so hard for people to understand. I think the framework for equal rights all men( and women and transgender and whatever) are born equal should be included into the very heart of the constitution. And then let the states choose there own path. By diversifying American politics and laws among states we can see what works and does not work faster. Evolution in numbers. I don't want a national healthcare, I want a state healthcare and when I travel and get a medical bill they can send it to my state to cover, in which case my taxes would have paid for.