You probably already heard about it: 533M Facebook users' data leaked.
In May, WhatsApp will update their terms of service, so Facebook will get your WhatsApp data.
Data of a mass surveillance tool (WhatsApp) in the hands of a company (Facebook) that sells and loses your data.
I think it's time to make a decision.
I made my decision some days ago, but it was in the making for a long time: