In the final 2016 issue of the Economist, Vienna was declared the city of the century for its intellectual and cultural accomplishments. Vienna was the city which won the accolade because it could employ the diversity of its population to create new ideas and philosophies so much so that writer Stefan Zweig commented that "There was sperm in the air. " Singapore can potentially become an intellectual capital of the world with its world class PISA scores, cultural diversity and strong governance, but something is clearly holding us back. There is still very little "sperm in the air". To try to examine this issue further, I spent a month in Ayer Rajah which aspires to become the Silicon Valley of Singapore. a) Ayer Rajah Tech Cluster needs a gathering point every week. The role of gathering engineers and investors used to be borne by an accelerator in Block 71. It ......