You also probably shouldn't use it for private info like credit card numbers, since anyone in the house (including guests) can access it. (howtogeek.com)
These people got rich literally on selling private info about your life. (theverge.com)
With revelations emerging since last Friday that political data company Cambridge Analytica obtained private info from more than 50 million Facebook accounts beginning in 2014 and later used it to boost the Trump presidential campaign, Facebook's data collection and use has again come under scrutiny. (slate.com)