rather like the power supply and cpu fan+cooler in my desktop
too !.

Andrew

On 30/04/2021 12:16, Brian Gaff (Sofa) wrote:
Yes back in the days of valve tvs, above the TV had a lot of dust and stuff.
My guess in that case was static attracted it, then heat forced it up to the
wall and ceiling.If you have ever opened up an old crt TV after some years,
you will find it deep in muck.

Brian