>"type" is a very common and overloaded word
Yes. Just not in the audience of that publication.
You're just not their type of reader (pun intended)
The point is that the HN title should be changed in this case, even though the normal advice is to keep the original title.
The website being called "typenetwork" doesn't clarify much to me.
If I had to pick a topic to associate "type 1" with, it would be diabetes, personally.
You're absolutely right that it's not clickbait, but it is confusing, considering we're not on a website focused on typography or graphic design.