Yeah. OK.
which  which was , so say somebody 's talking for a while
Yeah.
and somebody goes " mm - hmm " in the middle of it , and  and  and what not , does the conversation come out from the  or the person who 's speaking for the long time as one segment and then there 's this little tiny segment  of this other speaker or does it  does the fact that there 's a backchannel split the  the  the  it in two.