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So I have a vertical timeline. It records events over 24h, to the nearest minute, with one day per page.

But a day has 1440 minutes, not 2400. So setting the interval between 00:00 and 24:00, with a (wrongly) implied scale of 100 per hour.

Is there a way to change this?

\documentclass[english ...

So I have this Eisenhower square that will contain checkboxes (see attachment)
How do I then add items to it? itemize does not play well inside f/v/hboxes.

Ideally, I'd like to have a \newcommand with items delimited by a comma ','
which I could then pass as a parameter to get ForEach 'd into items ...