This is during a 40 minute morning drive down the mountain from Katomba to Glenbrook. The details of design improvements to the concept prototype are given. The overview of grades of understanding: Newton, Schrodinger, Pauli and Durac . I prefer to use the description of "Matter field" rather than "Wave function" as it better relates to what is directly in front of you rather than the referring to the style of solution that works in an equation. MP4 recording     MP3 recording -- -- Your browser does not support the audio element.