Link: http://enterprise-it-architecture.blogspot.com/2013/10/everything-i-know-about-enterprise.html
Some things naturally come in groups of three; primary colors, broadcast television channels, and Charlie’s Angels to name a few. A case could be made that there were five Angels, one of which was a sister of another, so maybe that makes four and a half. Possibly I know too much about bad ‘70s television – no doubt because there were only three channels.
Enterprise Architecture comes in three