@Akthr_sa Together with Philip Kotler - Denis Rothman - Marc O. Opresnik and other gurus we have defined the Essentials of Modern Marketing. It contains the stories of Danone - Lamborghini - Knauf - iliad - Fedrigoni and many others. Read more: https://t.co/UjfEezjpAt
Facebook is probably more comfortable selling ads than buying them, but they'll do what they have to do in order to be the top result when some people search for 'Signal' in the App Store.
P.S. There will never be ads in Signal, because your data belongs in your hands not ours.