Brian Gaff wrote

So you have the portrait of the naked lady on the wall, but set
it to switch to a nice woodland scene when the doorbell rings.

Nope when it detects the chip I implanted in SWTSMBO was blotto, again.

"Harry Bloomfield" wrote in message
news
Andy Burns expressed precisely :
Some of them do a very convincing impression of framed photos, or oil
paintings too ...

Oh, mine will do that, not that I have ever bothered with it.