Spoiler alert: your individual choices don’t matter. Drastic and sweeping changes need to be made at the corporate/supply chain level if we have any hope of surviving this.
So… We’re fucked.
You could sponsor him on patreon instead, it might even come with a few non-reddit perks: https://www.patreon.com/syncforreddit
Only reason I installed it is for it’s ability to use GitHub releases as a source and notify me if there are updates. As far as I’m aware you have to use f-droid repositories with f-droid – but it’s been a long time since I had f-droid installed.