You might be missing that many people here might not be native English speakers. As such, being crystal clear on what the author believes might be beneficial. Just putting "hey I might be wrong" in the end of an article is just word-padding and since I assumed the author doesn't do that, I entertain the possibility they mentioned seriously.
...Bad faith? Most of HN has bad faith when it comes to Telegram. This place devolves to Reddit / 9GAG levels of childishness when Telegram is mentioned.
I think that's quite fascinating and it's a strange outlier. Yes -- strange, as in "not justified". They did nothing more wrong than a ton of other, much more widely used software, yet any mention of Telegram on HN brings about a big bandwagon of haters. Why do you think that is?