The 13 Network Effects (and counting…) 8) Asymptotic Marketplace (Uber, Lyft) 1) Physical (landline telephones) 9) Data (Waze, Yelp!) 2) Protocol (ethernet) 10) Tech Performance (BitTorrent) 3) Personal Utility (iMessage, WhatsApp) 11) Language (Google, Xerox) 4) Personal (Facebook) 12) Belief (currencies, religions) 5) Market Network (HoneyBook, AngelList) 13) Bandwagon (Slack, Apple) 6) Marketplace (eBay, Craigslist) 7) Platform (2-sided) (Windows, iOS) 7