Why 3 Phase AC instead of Single Phase???

Seems we can run pretty much everything on a single-phase AC, then why bother with 3 phases?? [draw closed, see comments] To enter the draw you can either: Become a patron (THANKS!):   / electroboom   Or just say yes in the form: https://goo.gl/forms/o1FXePjCpISB1Cbf2 Read other articles at: http://www.electroboom.com Follow me on Facebook:   / electroboom   Thanks to http://lulzbot.com for the 3D printer. Wife's Cake Shop: www.yummyonie.com Shop's Facebook:   / yummy-yonie-cakes-186588238067410   Thanks to http://CircuitSpecialists.com for proving my essential lab tools My sponsors and patrons, http://www.electroboom.com/?page_id=727 Below are my Super Patrons with support to the extreme! Aki K. at http://www.pc-doctor.com/ Enzo Breda Lee By: Mehdi Sadaghdar