If it didn't upset you before why would it suddenly upset you now?
People have been upset about this since Messenger came out. You can look up articles dating back to 2014 warning people about all the permissions Messenger uses. False assertions that people weren't upset before are getting old.
And back then many of the people saying stuff like...
> If it didn't upset you before why would it suddenly upset you now?
...were probably putting down the people who were upset by saying they were being paranoid.
I think the fuel that's driving the intensity of this scandal is the evidence that the "paranoid" fears were broadly correct and the trust people placed in Facebook was misplaced.