High-frequency trading

complicated mathmatical formulas called "algorithms"
"statistically impossible to make money every day for 4 years"
"Parasites who add no value who take advantage of the ladder"
Computers can just go crazy



interesting is the co-location options wonder if Betfair might offer co-location to the big bots.

You've also got the inevitable parasite claiming he supplies liquidity despite stating their trades are open and closed within seconds. He then intimates they're doing everyone a favour. Ring any bells?

It's a measure of how stupid the human race is that these ponces have been able to get away with this for so long.