TikTok reportedly violated Google's data collection policies by tracking the individual identifiers of Android users' smartphones (GOOG, GOOGL)

· TikTok collected data from Android users for at least a year in apparent violation of Google's policies, The Wall Street Journal reported Tuesday.
· The app tracked users' MAC addresses, an identifier unique to every smartphone that would allow TikTok to track users even if they tightened their privacy settings, according...