The latest update addresses this in Settings under Privacy Information. No trackers in Connect, those are the trackers on the websites you're visiting when opening links via the app.
You're absolutely correct, but proprietary software has been overwhelmingly more malicious than most FOSS. Plus, you can determine that FOSS is malicious, where it can be difficult to do the same with proprietary software.
Nobody turns FOSS into proprietary software with the goal of reducing the possibility of it being malicious. That just doesn't make sense.