I believe it's quite random whether a link trends on HN or not, even if other links about same topic had got a quite large number of upvotes in past. Cool visua

I believe it's quite random whether a link trends on HN or not, even if other links about same topic had got a quite large number of upvotes in past. Cool visualizations and engaging title helps, but isn't a guarantee. Maybe also the time of the day makes a difference (though I have no idea what would be the best timezone to optimize for popularity).