In the article, Hoffman was asked to comment on the success of Canada’s exposure notification app COVID Alert. He argued that while the app’s bluetooth tech worked great and preserves a person’s private data, “it requires that a person with a positive test remember to put in a one-time key, which then alerts the people they’ve come into contact with.” That step, according to Hoffman greatly reduced the app’s usefulness.
In fact, only 2.7 per cent of COVID-19 cases in Canada have been registered through the COVID Alert app: one in 40. And two provinces, B.C. and Alberta, chose not to use it.
Read the full article here.