The Louisiana blues is a type of blues music that is characterized by plodding rhythms that make the sound dark and tense. As a result of this sound, a subgenre appeared called swamp blues (based largely out of Baton Rouge), which emphasizes the dark sound and laidback rhythms of the standard Louisiana blues.
... point, but the gyro will also be accelerated to a smaller extent by the slipping friction.
The device is covered by US patents 3,726,146 (1973) and 5,353,655 (1994) ...