TECH · CULTURE
July 10, 20195 min read, 954 words
Philly Park Officials Criticized for Installing Devices That Blare High-Frequency Noise at Young People
Published: July 10, 2019 | 5 min read, 954 words
There is growing criticism of Philadelphia officials’ decision to install sonic devices called the Mosquito that constantly emit extremely loud, high-frequency noise from 10:00 p.m. to 6:00 a.m. every night designed to be audible only to persons aged 13 to 25, according to a Frid...