Now, Facebook is being sued for allegedly withholding material information about risk and trends. What material information?
Monetization and mobile users.
It seems that Facebook is seeing a growing trend of mobile users, which they can't monetize as well with click ads like they can on the desktop version.
Facebook Is Getting Killed By Itself | Mark Hachman | PCMag.com
The big thing that is encouraging to someone doing local mobile marketing is the overall trend. We all know the stats about mobile users growing and being projected to outnumber desktop users in 3-5 years, but here's a real life example.