On Fri, 14 May 2021 12:05:49 +0100, T i m wrote:

Made the mistake of having flat metal arms on my latest pairs - can't bend
it of course and the hot air ain't going to work!

Well, you can get things pretty hot with even cold air, as NASA know
with heatproof tiles. ;-)

I never could run that fast.
--
Peter.
The gods will stay away
whilst religions hold sway