Not less than half of their datacenter, but less than all of their datacenter. See the current hash rate here:<p><a href="https:&#x2F;&#x2F;blockchain.info&#x2F;charts&#x2F;hash-rate?timespan=30days&amp;showDataPoints=false&amp;daysAverageString=1&amp;show_header=true&amp;scale=0&amp;address=" rel="nofollow">https:&#x2F;&#x2F;blockchain.info&#x2F;charts&#x2F;hash-rate?timespan=30days&amp;sho...</a>