On Sun, 29 Nov 2020 11:32:20 +0000, alan_m wrote:

In most cases even with previously de-frosting windows unless the
interior of the car in warm, or there is stream of hot air to the
windows, they will mist/freeze up again rather quickly. I find the
heated front screen on my car a bonus in frost/winter conditions.

+1

Heated screen is one of the top requirements for a car. Way above
poncy heated seats. B-) Doesn't half draw some power though, very
noticeable change in engine note when when switched on, far more than
the heated rear screen lights etc combined.

--
Cheers
Dave.