I read again the white paper, the parts dedicated to the systems, such as climate control, fire-fighting, UPS systems, double power sources, etc.
It takes a large design firm and a large investment. The Toga coin team has very clear ideas, and are building a system to living so many decades.
Also to think that the management of all the equipment in the structure will be carried out through a management software which allows the control of the mining systems and the servers is simply ingenious.