In article , Alfred
Molon wrote:

As I have already described I have been
exposing to the left by deliberately underexposing by 1/2 stop as they
advised.

But if you are really serious/religious about avoiding clipped
highlights, you should underexpose by 2 or three stops.

definitely not.

1/2 a stop only
will usually leave you with lots of clipped pixels.

no.