"even text"? - nothing impressive in texting the information we already have. Detecting mood is a more interesting part. I though the vast majority has already

"even text"? - nothing impressive in texting the information we already have. Detecting mood is a more interesting part. I though the vast majority has already agreed of "lie detectors" being useless. Though, perhaps it might prove clever in some cases to monitor a user's health condition by measuring the heart rate.