Grumpy Old Geeks People Peter Rojas Person Peter Rojas 2 mentions in 1 episode A technology entrepreneur whose tweet about the term “millennialpreneurs” is discussed. Mentions 228: Netzwerkdurchsetzungsgesetz Sep 25, 2017 1:35:46 a tweet from Peter R. Rojas who says he is a partner of Betaworks Ventures. 1:36:04 got a pitch from a founder describing themselves as millennialpreneurs.