Honestly, amirm and 鬼斧神工119 are all my respect audio popular science writer, but sometimes he is really a little paranoid. hope that he can seriously reply to the evaluation. But it seems that he doesn't plan to do.
Sorry about my bad English.
I saw these two technologies on the official website of JBL synthesis and JBL professional. But the difference between them does not seem to be described clearly. These WaveGuide looks similar. Are they different names of the same technology?