High stakes: cannabis capitalists seek funds to drive drug trade

London conference pushes uses ranging from reducing pain to increasing orgasms
"Cannabis capitalism: who is making all the money?

In a Mayfair hotel ballroom some of the UK's biggest banks and pension funds have gathered to consider an investment in a new wonder ingredient that promises to revolutionise products ranging from pharmaceuticals, face creams and diet supplements to yoghurt and beer.

That ingredient is cannabis, and it has exploded into a multibillion-dollar industry as countries relax rules on its medical and personal use.