Re "The Syntonic Comma " Big Cut&Paste waste of space ...

The Real Musicians who know their theory and have passed their Exams (as well as a lot of others) know this. It's the original reason for 'Temperment' which you probably forgot you cut and pasted huge chunks about.

Howard Goodall even did a book and BBC TV documentary about this and many well known (but to you apparently 'ocult') Music Concepts called "Big Bangs: Five Musical Revolutions. by Howard Goodall" - easily Googled...