Auditable access control and security, private connectivity to vendors and partners, advanced fire prevention, a formalised process for access for vendor support, delivery docks for full rack unit appliances, separate circuits for power, space for cable runs, 24/7 concierge.

Rolling your own datacentre is ludicrously expensive when you can just rent half a rack of space, this would kill small businesses and major corps would just take the hit and pass it on to consumers.

It’s a big closet you need to build a new building for, hurting animals I like a lot more than people.

What if we put the closets in empty offices and let people work from home?

They usually have raised tiled floors where you can lift a tile and duck under to do some cabling.