Today, customers can get simple snapshots of customer feedback through programs that classify product reviews as either "good" or "bad." These programs do not deliver the full picture customers provide through their feedback, though, nor do they filter spam and unsolicited messages. These basic programs can form the basis for complex A.I. models that give a more complete overview of feedback, but creating these models requires great time and effort to select messages for training, and then to train and tune them.