Seattle-area inventor wins global COVID hackathon for tech that alerts public about crowded spaces
GeekWire
SEPTEMBER 4, 2020
As COVID-19 social distancing restrictions have eased, people are going into stores, restaurants and restrooms while still trying to stay at least six feet apart. The hardware for the basic set up costs $54, and Mercer suggested different options for signs to let people know if a space is safe to enter. Ian Mercer, a Sammamish, Wash.
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