Is the Traditional TV Antique Show Format Losing its Value in an eBay World?

It is puzzling that there is such a dearth of home grown talent in the US to capitalise on the level of interest in this genre. Virtually every programme is imported or adapted from the UK so there are variants, as I intimated earlier, of Bargain Hunt, Flog It, Cash in the Attic and, of course, The Antiques Roadshow. There are many others from the same stable, some of which may yet sink mid Atlantic, so don