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.
Yeah, it's an odd take. If anything, the article seems to be suggesting that Apple Park is merely one among a bunch of locations that will see employees return.