that explains it.... thanks. On Thu, Apr 22, 2010 at 1:36 PM, R P Herrold wrote: > On Thu, 22 Apr 2010, Michael Havens wrote: > > when you watch and it goes to commercial sometimes they show less than one >> second of a commercial and then go to another one... anyone know why? >> > > local 'drop in' adverts run on top of (in place of) the national feed; > additionally one can buy differnt drop in's for different customers, as is a > commonly pitched 'advanage' of placing adverts through a Cable operator. > > Obviously clock synchronization down to the sub second is not attained as > to 'cuts' between content feeds; when this happens, the 'blips' appear > > You can see this kind of 'missed switching timing' a lot on CNBC and so > forth > > -- Russ herrold > --------------------------------------------------- > PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us > To subscribe, unsubscribe, or to change your mail settings: > http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss > -- :-)~MIKE~(-: