article in the Australian today re-hft and Asic focus mainly on ETF distortions,how will asic ever track the large number of stocks infected with bots---it would appear they are only now noticing.
it seems there are good bots and bad bots,and to some extent i agree especially regarding liquidity and the protection afforded by a well managed and i guess i would have to add ethically managed system---but as for the others operated by hedge funds well thats another story