Online Advertising

Facebook Knowingly Profited Off Junk Ad Efficacy Estimates, Lawsuit Claims

Facebook Knowingly Profited Off Junk Ad Efficacy Estimates, Lawsuit Claims

Facebook, which along with Google accounts for around 60% of advertiser spending online, has knowingly built some of its astonishing success on incorrect data, newly unsealed court documents allege. Incidentally, this may pose a problem for a business which generates over 90% of its revenue from selling ads.