The start of the Bronze Age is kind of like trying to figure out when rock 'n' roll started. Like the latter pre-1954, smidges of the BA were popping...
Change can change but it is a matter of maintaining order because otherwise chaos can destroy everything and something like a person's past, if it is...
Not that they had much of a relationship beyond a kiss and flirtation though it did make me wonder if that was thrown in there to completely kill any...