I created a screen-free streaming music device. I aimed it at runners, but it took off with kids instead.
Anthony Mendelson built a phone-free music player for runners that unexpectedly became popular with parents and kids.
Anthony Mendelson built a phone-free music player for runners that unexpectedly became popular with parents and kids.
This article was originally published at: https://www.businessinsider.com/phone-free-music-player-m...