This may be for the off-topic forum but has also been part of our CUU discussion over the past year - 1/2.
I am unable to post the link to the article but you can find it under business on CBC.ca news webpage.
RBC, mutual fund conglomerates IGM and CI financial, PSP (pension investment) and two international banks, ITG and Barclays are forming a new stock exchange with the intention of levelling the playing field for investors against High Frequency Trading, allow firms to raise capital and compete with the TSX by offering lower trading fees. It is called 'Aequitas' and is targeting the end of 2014 as startup pending regulatory approval.