UCA unnecessary collation weight 0000

[Richard Wordingham via Unicode]

On Thu, 1 Nov 2018 22:04:40 +0100
Philippe Verdy via Unicode <unicode at unicode.org> wrote:

> The DUCET could have as well used the notation ".none", or
> just dropped every ".0000" in its file (provided it contains a data
> entry specifying what is the minimum weight used for each level).
> This notation is only intended to be read by humans editing the file,
> so they don't need to wonder what is the level of the first indicated
> weight or remember what is the minimum weight for that level.
> But the DUCET table is actually generated by a machine and processed
> by machines.

A fair few humans have tailored it by hand.

Richard.