What is K1?

K1 is where Roger Morais shares things worth knowing: interesting questions, pieces of history, and things he likes.

Every entry starts with a question. Most are short reads. A few are experiments you can play with. None of them are lessons, and there is nothing to score.

There are no ads, no cookies and no newsletter. Visits are counted anonymously with Umami, on Roger’s own server, and nothing is shared with anyone else. Your choice of light or dark theme is kept in your own browser.

Every entry is written in English and in Portuguese.