Is it possible to sequence the genome of a region? What makes San Diego more of an entrepreneurial city than, say, Chicago? Chicago has plenty of money. It’s got great universities. It has the will to connect. But it seems like it just can’t. Why is this? Greg Horowitt — hard-traveling head of UCSD’s Global Connect, co-founder of T2 Venture Capital, consultant to ministers of finance and industry from Brazil and Colombia to Libya and Saudi Arabia (“lot of work in the Middle East, lately”) and co-author of an excellent new book, “The Rainforest: The Secret to Building the Next Silicon Valley” — professes to have some answers. Read it here.