There ain’t no trust in this game. If it isn’t open source then it’s pretty much dead in the water. You can’t compete with OSS with closed code in this space, really. There’s a few alternatives (and ones that are more mature and proven) that will always be first choices.

I’m using librewolf. I’m not sure it’s on your end. I think something else might be going on.

I get this when I click on the demo. Uh, I don’t know why.