E-ink aren’t really a ‘screen’. It’s more something that imprint tiny shell of some kind of ink. And it stay visible even when the display is off. Think of it like the Telecran. I’m not completely sure, but it’s what’s I understand from reading it. So I don’t think it can occur brainrot or any trouble, aside from the same as reading text for hours

I live in France. if I say I use Signal or Grapheneos, peoples who consume major newspaper jokingly say : “oh, you’re using the criminal thing, you must be a drug dealer/terrorist”. It’s a joke, but still, I can see that the misunderstanding of those tools are in their head. So French news does a good job to make them look bad. And recently the Anssi (French agency for security and information system, depending from security ministry) , published a public pdf about mobile phone threat in France since 2015. They talk about hacker, security breach, tools and tips for population to prevent risk. They recommend to use Signal over Sms. But they never mention Grapheneos or any other rom.

Same, both thumbs bend backward to 90°. Used to have fun back in school, saying I’d always got my set square with me for geometry.

GamerPals is nice since it’s remind PenPals.

Have u tried “Privacy Indicators” ? It’s free and open source. I don’t know much about, but found it on alternativeto.net