sentences:  The LightStone device sends out data that can be processed to give heart rate and skin conductance values which can then be monitored by a program to aid meditation or enable biofeedback games to be played.HyperNext has an example project and stack that display graphically the data from a LightStone device.HyperNext version 4 has SQLite database functionality so making it much easier for users to create their own database applications.