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From: ams@gnu.org (Alfred M. Szmidt)
Newsgroups: gmane.emacs.devel
Subject: Re: dash.el [was: Re: Imports / inclusion of s.el into Emacs]
Date: Sun, 10 May 2020 14:37:37 -0400
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To: Philippe Vaucher <philippe.vaucher@gmail.com>
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 (message from Philippe Vaucher on Sun, 10 May 2020 18:56:49 +0200)
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How often do you flatten lists? In 30 years of programming, I've never
come across the situation where I needed to do so be it in Lisp, or
any other functional language.  flatten is a trivial, mostly useless
function, when it comes to Lisp in my experience.