I am 68 years old and a pensioner I was an employee at a large insurance company as a Network and System Administrator with certifications from Microsoft MCP MCSA and MCSE Additionally I was also responsible for 1600 network-connected color and black/white printers Now I have acquired a 3D Printer and that is why I am here now to learn more I must say that I had not expected what all can be 3D Printed I like my new hobby more and more