Sorry AuthenticSound, your Beethoven Tempi are NOT Historical

A debunking of the double beat (whole beat) theory that is popularized by Wim Winters' channel, AuthenticSound. 0:00 - Introduction 0:27 - Part 1, The Background 2:15 - Part 2, Maelzel's Metronome Instructions 6:16 - Part 3, Czerny's Metronome Instructions 7:27 - Part 4, Historical Tempi 8:49 - Part 5: Conclusion References used: Hans von Bulow's edition of the Hammerklavier: https://imslp.org/wiki/File:Beethoven... Maelzel's 1816 Instructions: https://books.google.ca/books?id=0G1X... AuthenticSound's argument for Maelzel's 1816 Instructions: https://www.authenticsound.org/yes-we... Maelzel's 1821 Instructions: https://books.google.co.uk/books?id=-... Czerny's School of Pianoforte: https://imslp.org/wiki/Pianoforte-Sch...) AuthenticSound's argument for Czerny (minute 11:10):    • Single Beat Test (Ep .6) Lang Lang - Czern...   Compilation of Historical Durations (from Youtube user Fafner): https://drive.google.com/file/d/1OOQO... Medtner's "Guide to the Daily Work of a Pianist": https://drive.google.com/file/d/1Aza6...