0..1, and only where a number was genuinely computed — the colour solver's evidence share. Absent
where there is nothing to measure, rather than filled with a guess at how much of a guess a value
is, which would be worse than saying nothing.
OptionalReadonlyfrom
from?:readonlystring[]
What fed the value: probe ids (Shortbread layer ids), or the topics it was pooled from.
0..1, and only where a number was genuinely computed — the colour solver's evidence share. Absent where there is nothing to measure, rather than filled with a guess at how much of a guess a value is, which would be worse than saying nothing.