Judging by what you say on this forum, you can’t tell the difference between a Tracer and a Torbjorn, but let’s keep it nice and concise to this one point (that many people have probably already explained to you).
Widowmaker simply existing and the threat of her one-shot creates more space more consistently than most of the 5v5 gigatanks can. Just because she doesn’t get a teamkill every fight doesn’t mean she wasn’t impactful. She has insanely powerful area denial abilities by simply existing, and it requires a 5v5 gigatank to even have a chance at contesting her.
That’s why you saying stuff like :
makes you objectively incorrect and not worth listening to when it comes to balance discussion.