Tonal Ochlophobia in Greek: Evidence from the Musical Documents | Dieter Gunkel
https://www.youtube.com/watch?v=0kvddnFnBm0&ab_channel=TheCenterforHellenicStudies
Gunkel talks about musical evidence and about potential origins of the accentuation rules.
I’ve found this sort of analysis of accentuation more valuable than re-reading the rules of accentuation. Like with contraction, I find rules only really make sense once I can make the connection with how that behavior is the product of the language being actually spoken.