http://garrygolden.com/2014/03/15/cognition-as-a-service-learning-machines-inside-the-cloud/ June 20th. We visited the Big Hole before leaving Kimberley. The Big Hole is a massive crater at the edge of Kimberley’s center: it looks so large as to be a natural feature, but it was excavated entirely by hand, through bedrock. The open pit is more than 600 feet deep, and via underground shafts […]