Split finances leading to divorce sounds more like a symptom of incompatibility rather than causation. Staggering that I have newlywed friends who still haven'

Split finances leading to divorce sounds more like a symptom of incompatibility rather than causation. Staggering that I have newlywed friends who still haven't - even after 4 years - decided on kids or not, finances, everything big. AND NOW WE WAIT...