The existence of zoom is saving lives. Outrage against zoom is misplaced.
Furthermore, if you want Zoom to keep being beneficial, it's important that there is a focus on finding and fixing security flaws. How many lives is it going to save if attackers can use it as a springboard for malware, or if they can bomb into government or NGO meetings?
Ideally the flaws get fixed, and you end up not having to compromise.