BEIJING SNAPSHOT: As Olympics ebb, smartphone synchronicity
Fireworks explode over the stadium during the closing ceremony of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Natacha Pisarenko)

Fireworks explode over the stadium during the closing ceremony of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Natacha Pisarenko)

Feb. 20, 2022 08:47 AM EST
A man uses his phone to film a screen outside a mall showing a live broadcast of the fireworks explode over the iconic Bird's Nest Stadium during the closing ceremony of the 2022 Winter Olympics, in Beijing, Sunday, Feb. 20, 2022. (AP Photo/Andy Wong)

A man uses his phone to film a screen outside a mall showing a live broadcast of the fireworks explode over the iconic Bird's Nest Stadium during the closing ceremony of the 2022 Winter Olympics, in Beijing, Sunday, Feb. 20, 2022. (AP Photo/Andy Wong)

Feb. 20, 2022 10:14 AM EST