A bumbling, amateur speaker builder's, rambling blog: On the evolution of a successful super-subwoofer using True Infinite Baffle Subwoofer design principles. A sense of humour is considered vital to the full enjoyment of the following bits of nonsense: If you find yourself getting worked up about anything you read here then you may well have lost the plot. Or simply have wandered from your own path to finding the music in your life.