> The last added paragraph says (emphasis mine):
>
> +The default metaphor for _picking_ is that you're pulling colored
> +marbles out a bag and then putting them back. (For "picking without
> replacement" see C<pick> instead.)
> +Rolling requires no temporary state.
>
> This is confusing to me. It is supposed to be describing the _roll_
> method (as evidenced by the last sentence). Why does it mention the
> default metaphor for _picking_ instead of the default metaphor of
> _rolling_?


How about,

 The default metaphor for rolling is that you're throwing
 a fair die and noting which side lands. (For "picking without
 replacement" see C<pick> instead.)
 Rolling requires no temporary state.

-y

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