CES 2021: unprecedented in format, traditionally prolific in product announcements

We’ve had Sony’s Airpeak drone, Samsung’s butler robot for your washing-up needs, tuneable glasses that let you adjust lens strength, and pretty much a health-checking app for everything. Indeed, while CES 2021 has been a markedly different affair due to its online-only format, the consumer electronics show has kept up its tradition of being a stage on which the latest, greatest and craziest technological innovations are introduced. 
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