20TH CENTURY LOOK... 21ST CENTURY PERFORMANCE! HOW ARE THESE NEW MOUTHPIECES AN IMPROVEMENT OVER OLD FASHIONED DESIGNS? The obvious improvements these new mouthpiece provide are easy to hear in this video of Portland trumpeter Charlie Porter playing one against a conventional mouthpiece in the same size. Extremely easy in the upper register! The difference is obvious in the first notes played! More consistent and in-tune in all registers! Improved clarity in sound and articu