Apple has a lot of staff doing hardware. That work is hard to do at home. The testing & rapid prototyping equipment alone would take up more than most people's

Apple has a lot of staff doing hardware. That work is hard to do at home. The testing & rapid prototyping equipment alone would take up more than most people's home office space. Little known fact, Facebook, Google, Amazon, Microsoft are all huge hardware companies, Google alone spends ~10 Billion/year on datacenter CAPEX, with a lot of custom in-house hardware.