You are lucky to get a 103% book on any markets, but I should imagine if the stats are done right, and I should imagine they are, TB's operation might be able to hone it down to say 97% over the long term, and if enough is wagered, that's a big enough return...
A good read
Quants, the people who write the algorithms, usually hold Doctorates in maths, so are ultimo brainy
They are also employed in the financial sectors, including hedge funds, where their programmes might 'own' shares for split seconds, but when done at crazy speeds and millions of...