From what I heard, they were offering video conferencing, and that was part of the announcement on September 25. Honestly, from what I've heard, they're not equipped to do these video conferences yet. Considering that these are Canadian employees in these offices all over the world and we have the same communication, you'd think that by now, with COVID-19, they would have supplied these agents with the right equipment in order to do these interviews.
On November 30th, 2020. See this statement in context.