dud: A dub replacement

[Joseph Rushton Wakeling]

On Thursday, 21 November 2019 at 14:50:59 UTC, Steven 
Schveighoffer wrote:
> Assuming the code you wrote does what you wanted it to do...
>
> Often times, comments convey what you're thinking, and it's 
> much easier to understand a description than mentally compiling 
> and running the code to figure out what you were thinking.

Exactly.  And of course this isn't just for the benefit of others 
-- future you often needs the exact same help to understand what 
past you was thinking ...