No personal attacks, please. Also, please read the site guidelines because they explicitly ask you not to post comments of this particular sort. From https://news.ycombinator.com/newsguidelines.html:

"Please don't post insinuations about astroturfing, shilling, bots, brigading, foreign agents and the like. It degrades discussion and is usually mistaken. If you're worried about abuse, email hn@ycombinator.com and we'll look at the data."