Briefings

Week InReview: February 12, 2021

By: admin
On: 02/12/2021 10:54:57
In: Week InReview

Face masks go high-tech, but do you need one?

Photo: F. Martin Ramin/WSJ, Illustration: Serge Bloch

The Wall Street Journal tested a few ‘smart,' app-enabled masks to see if they're too much trouble — or a breath of tech air.

— The Wall Street Journal

Read entire Week InReview: February 12, 2021

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