SAN FRANCISCO — Uber and Waymo, the self-driving car unit of Google’s parent company, Alphabet, used to be like brothers. Google invested in Uber. The internet giant’s top lawyer even served on Uber’s board of […]
The growth of bitcoin is fueling speculation and debate about the environmental impact of the energy needed to power the virtual currency in the era of climate change. Some questions and answers about the issue: […]
The list is a reminder of how the biggest gains in virtual currencies have been reaped by a small number of early adopters — despite the early promises that virtual currencies could democratize the financial […]
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