Great analysis. One minor point, Yesterday was recorded in 1965. That was just 4 months prior to the recording of In My Life. I don’t know if the close proximity in timing of the creation of these 2 masterpieces adds any additional insight, but factually it’s correct.

I too am a big Beatles fan and a published many articles on this site. Here’s a sample: https://ric62551.medium.com/45-reasons-the-beatles-are-the-most-impactful-musicians-in-music-history-2eea4117c109