Earlier quoted context omitted.
Conversely in Amazon's case, they finished building multiple huge buildings in downtown Seattle right before COVID-19, which have been mostly empty since March 2020.
As much as it may frustrate them not to use the buildings, it is still strictly costing them less given the lower maintenance and utility costs.
There’s also more uncompensated time spent on duties a janitor, office manager or IT person would perform, like unloading the dishwasher, preparing coffee or being on the phone with an ISP during an internet outage.