I noticed thatIteration over Maps uses a feature in its example code, thatonly later is explained in the next sub-topicObject.entries: Map from Object - namely initialization of a Map via an Iterable argument.

Perhaps some order should be changed for the reader's understanding.

Btw, I am one of those readers and the site is awesome, particularly well-structured and therefore fun to read. Thx for making it! 👌