as the day wears on,
the reading glasses are tougher to use.
Then suddenly things are clear....
optimum distance is now about 10 inches,
up from 8,
which is still up from 4 at the beginning.
My retirement may be interrupted by a quick training time at the lab....
me training them.
I promised to do it, but it is not easy to think about it.
Mean while some new posts on cooking will be happening