Justin Kan made a post a month ago on the virtues of Snapchat&#x27;s complexity: <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10859860" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10859860</a><p>I&#x27;ll echo the comment I made there that I am concerned that the teenage-focus will be the lesson startups take away from Snapchat, and that might lead to usability regression for apps as a whole.