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From: "Pascal J. Bourguignon" <pjb@informatimago.com>
Newsgroups: gmane.emacs.help
Subject: Re: How to compare time of last file modification?
Date: Sun, 01 Jul 2012 19:36:13 +0200
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Thorsten Jolitz <tjolitz@googlemail.com> writes:

> Is there a reason to prefer time-less-p or the custom-made solutions
> over file-newer-than-file-p?

file-newer-than-file-p use the OS provided m_time types to compare.
time-less-p uses a 1-second resolution, 32-bit representation of time.
Therefore?

-- 
__Pascal Bourguignon__                     http://www.informatimago.com/
A bad day in () is better than a good day in {}.