All we need, more totally useless shit passed off as art going to fill up already overburdened landfills.
What a legacy to leave our kids
Um, have you ever worked for a major corporation? I've worked on and seen the (multiple) data centers for Fortune 500 sized companies from banks, airlines, retail, government, and others. The sheer amount of legacy systems, multiple use systems, heterogeneous realities, political and financial realities... All of these necessitate a 'data center'.
Yes, what was called a 'data center' 20 years ago is certainly not what it is today, nor what it will be in 20 more years, but there will always be a need to centralize a certain percentage of computing resources.
Cloud computing is over-hyped, and for various security, political and financial reasons doesn't fit every business model.
After an instrument has been assembled, extra components will be found on the bench.