Custom timer module

[Roger Lipscombe]

On Tue, 21 Jan 2020 at 13:45, Jesper Louis Andersen
<jesper.louis.andersen@REDACTED> wrote:
> * Track UTC to avoid daylight saving time.

Unless your timestamps are *intended* to be in user's local time. This
is a problem with (e.g.) remote management/deployment solutions: the
user actually *wants* their OS upgrade to be scheduled in their
timezone, according to the daylight saving rules for then, not now.