The secretsun.blogspot.com is one of the best on this subject matter.
https://secretsun.blogspot.com/2023/09/thirty-or-40-years-of-synchromystic.html
The perception of synchronicity isn't just in the eye or the mind of the beholder. Especially when several people perceive the same patterns. There is coincidence, then there is serendipity and then there is SYNCHRONICITY.
