Opening TikTok on full volume is a jarring plunge ... and half of that same age group watch TV with subtitles. So this isn't just curmudgeonly millennials or Gen Xers we're talking about here.
With a built-in audience of 170 million American users, TikTok is trying to push the watch-and-shop trend into the mainstream. It is just past 10 p.m. and Aaliyah Arnold, the 20-year-old founder ...