Not infrequently by people who are not even Go programmers. And/or the same people who hijack every other Go thread to rant about how much they hate Go.
In a quick search, you seem to be one of them: https://news.ycombinator.com/item?id=41136266 https://news.ycombinator.com/item?id=40855396
You don't see me going around $languages_I_dislike threads slagging off the language, much less demanding features. Not saying anything is an option you know.