but you never know at which point the coins came into the current owners posession. You could go back 1 step or 100 steps and trace the coins linegae from their

but you never know at which point the coins came into the current owners posession. You could go back 1 step or 100 steps and trace the coins linegae from their creation until today but without knowing who owns all the intermediary addresses youy dont really know anything other than how much was sent when.