What would be the steps to build a smartphone from scratch, including making the tools to mine the raw materials to build the machines that build the machines that build the machines etc. to ultimately make a smartphone?
I've posted this elsewhere, but I thought this might be relevant to history since understanding how this would be done would probably require some historical knowledge.
>>1427119
Sounds hard to achieve on your own
http://www.econlib.org/library/Essays/rdPncl1.html