Except, of course, implementing age gates means that suddenly _everyone_ has to authenticate, not just kids. And maybe things like gambling shouldn’t be allowed altogether.
I have an AppleTV connected to my Samsung TV, and almost never use the Samsung remote. The AppleTV remote's on/off button switches everything together (through CEC I believe) so in everyday usage I only ever need a single remote.
I love Matt Pharr's blog [0]. He's one of the authors of the Physically Based Rendering book [1] and his blog is mostly centered around that topic, with really well written and interesting articles.
Personally, I've grown very fond of ReactiveUI (https://github.com/reactiveui/ReactiveUI) over the time I've been using it. While the learning curve upfront is rather steep, I think it's absolutely worth it.