The frequencies that are most critical for speech and language are 250 to 8000 Hz. Their empathy and knowledge was amazing. Biology (Verb Entrain) (of a rhythm, or something that varies rhythmically), causes (another), to gradually fall in synchrony with it. Spooky2, an advanced Rife System, is the best in the world. This device, nearly a century old, emits low frequency electromagnetic waves. As 100 represents the total, the percentage total for an entire dataset, it should always add up.