1. Google researchers have reportedly achieved “quantum supremacy” (technology, MIT technology Review)
details are sketchy, additional information also in: Google Claims ‘Quantum Supremacy,’ Marking a Major Milestone in Computing (Fortune)
What Is Quantum Supremacy, and Why Is It Such a Computing Milestone? (Fortune)

2. Blockchain hysteria: Adding “blockchain” to company’s name (blockchain, Economics Letters)
one can compare this to the dot-com boom: A Rose.com by Any Other Name (pdf here)