It must have been sealed up well for a few years and prior to turning on all the taps, a solid building. The water is going to make quite and impact, and it happens fast. I have seen buildings almost collapse in a handful of years. Tragic.
Computer rooms way before my schooling years
Just about before mine, they started appearing within my first couple of working years.
Loss to communities in hooligans going into buildings 'acting clever' costs more than many realize, mentality of destruction needs to be addressed in most countries unfortunately.
Desk top computers only became a reality years into my working career, now who could live without them?