Geist’s point is that oversight is not enough. Those who now provide oversight have come out to say that they are on the job and that the CSE’s activities are legal. That means that oversight isn’t really working. The surveillance organizations and those tasked with oversight seem to be willfully ignoring the interpretation of experts that the gathering and sharing of metadata is the gathering and sharing of information about Canadians.
He talked about how C-51 affects privacy allowing information sharing way beyond what is needed for counter-terrorism. C-51 puts in place a legal framework for which no amount of oversight will make a difference. C-51 allows information to be shared between agencies about “activities that undermine the security of Canada.” An opinion piece in the Toronto Star by Craig Forcese and Kent Roach of antiterrorlaw.ca suggests that this could be interpreted as license to spy on students protesting tuition fees without municipal permission, eco-activists protesting illegally and so on.