Originally Posted by Lee L
True, but the discussion is about relative merits/uses of the mentioned items, and at least two of them have a second function as color references, which the palm of a hand doesn't do well.
Sorry if I was too glib, just thought that aspect warranted mention, as you recommended the palm 'instead of that other stuff'.
good point ...
i was half there at least
if my apug gallery looks empty you might check these places