On Tue, Jan 14, 2020 at 11:28:02PM -0600, David Wright wrote:
As soon as I switched to pdflatex, I started using a blink comparator
technique (between two fvwm viewports) which depends on one of the
PDF renderings remaining unchanged while the other (same PDF) is
updated (with r) each time the source is reprocessed. xdvi would
make that near impossible.

David, The technique sounds interesting; I should give it a try.
Where is it documented?  Must I start using fvwm?

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