It's a Telegram bot that filters top rated articles in news.ycombinator and it links them like that. You can click the 'comments' link and see for yourself.

Yeah, that's why I don't like much how they are using this place to repost memes or tweets. It's not content I really like, a written thought like yours will always be more genuine and personalized.

It's the way a Telegram bots deliver the links. See response above.

Try Notion. It is great for personal stuff, highly customizable. They have also added a set of project management tools recently.