If work is going remote, why is Big Tech still building?

Perks of the office could be key to its survival. A surprising element of the pandemic is the endurance of tech’s real estate ambitions despite promises of permanent sabbaticals. Google, Facebook, and others are promising more flexibility to work from home, but they are still charging ahead with plans for more offices. So what gives? Gregory Barber reveals that it comes down, in large part, to simple maths.