In a blogpost on January 8 I spoke about the CoolTrend prediction system for the Zurich mayoral elections I had set up. At that time candidate Corinne Mauch was already ahead of candidate Kathrin Martelli. In the meantime our Coolhunting system collected the statistics from the blogosphere every day (see picture below: Until the main elections on February 8 things were fuzzy, with Corinne Mauch and Kathrin Martelli changing the lead a few times. In the elections February 8 - again as predicted by our tool - Martelli had a slight lead over Mauch, but not enough to overcome the absolute majority threshold, which means that a second round became necessary. After February 16 things became clear in the blogosphere, Corinne Mauch always had a solid lead. Towards the end, Kathrin Martelli's buzz went up also - not surprisingly, as in the final days bloggers from both sides became more active. But it was never enough to challenge the lead of Corinne Mauch, and so she easily won the elec...