andymorris and I are mid-way through development of a product for customer support departments, and we're searching for competitors. The following is a summary of our product; do you know of anything similar?<p>Chorus analyzes the sentiment of emails customers send your company. It gives you a dashboard with the results so you can track sentiment over time, and get insights into what makes people angry, and the evolving message from your customers over time.<p>The problem is that existing email support solutions only monitor response time, which is important for email support department management, but it doesn't tell managers and 'higher-ups' much about how people feel and why.