[FFmpeg-user] Properly adding a cross fade to a video of 1 second or so

[Lou]

On Tue, 12 Apr 2016 09:11:58 -0700
David McKay <david.mckay1987 at gmail.com> wrote:

> Hi All,
> 
> I am trying to add a cross fade to a video of around 1 second each. Please
> find my input and the ouptut here : http://pastebin.com/AG3UJguT 
[...]
> ffmpeg version n2.4.2 Copyright (c) 2000-2014

This is old, ancient, outdated, and unsupported. Please update.

I've noticed lately that most of the Android users asking for ffmpeg
help are specifically using 2.4.2. Why? I've asked several other users,
but none have replied.