This is what designers think about all the time. How can a tool be designed so the unknowing user can't accidentally do something bad? Heartbleed didn't happen

This is what designers think about all the time. How can a tool be designed so the unknowing user can't accidentally do something bad? Heartbleed didn't happen on purpose, it was an accident. If you place all of the responsibility on the developer to catch, and be aware of, all possible weaknesses and attack vectors... Well you get today, that's what.