Years it took for each product to gain 50 m users 7 junio, 2017 por Felipe Sahagún | 0 Comentarios Vala Afshar✔@ValaAfshar Years to reach 50 million users: 68 62 50 46 22 14 12 12@YouTube 4@Facebook 3@Twitter 2 17:58 – 6 Jun 2017 Entradas relacionadas: Facebook users in 2015 Mr. Zuckerberg, I also want to be customer, not a product 20 years of Oslo The Demographics of Social Media Users — 2012