You know just from using a laptop that computers give off a lot of excess heat. For data centers containing tens of thousands of servers, this is a big problem, wasting energy and money. To try and mitigate this, companies have experimented with moving facilities to near the Arctic Circle and even submerging servers underwater. But Dutch startup Nerdalize has a different approach. Rather than trying to dissipate excess energy from servers, it wants to harness it, using it to heat people’s homes instead.
The setup is simple enough: you pay Nerdalize to install a server in your home; it heats your house for free; and Nerdalize makes money by selling the server space to other companies. Back in 2015, the company unveiled its first product — a standalone wall heater powered by a single server that was used in a year-long pilot in five households. The heaters were slow, taking …
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