Credit to Preet Shihn (<a href="https://news.ycombinator.com/user?id=shihn" rel="nofollow">https://news.ycombinator.com/user?id=shihn</a>) for creating the RoughJS library (<a href="https://roughjs.com" rel="nofollow">https://roughjs.com</a>) that enabled us to achieve the "hand-drawn" look for the timelines.