Bitcoin ‘Halving’ Cuts Supply of New Tokens in Threat to Miners

A highly anticipated Bitcoin software update called the “halving” has been completed, dealing a potential blow to the companies that make money by ensuring that the digital currency functions smoothly and securely. 

The once-every-four-years event cut in half the so-called mining reward, which is the amount of Bitcoin released from the network to compensate companies known as miners for validating transactions. The modification went into…