Style: Mono: '1' too sparse and ambiguity with 'l'
|||Ubuntu Font Family||
(See also bug #677134 regarding general choices of serifs).
Of the two main versions of the monospace numerical '1' seen so far, the ones with similarity to the main Ubuntu Regular feel too sparse because they don't have any serifs, and even the ones taking the full serif approach can feel a bit week; the down-tick at the head can disappear and could do with perhaps more emphasis: at the moment it is a copy of the one in the Regular with only minor scaling.
There is ambiguity between 'l' and '1' when the other glyph is not available for comparison. The first time I hit this in-anger was on IRC where my main nickname is '<sladen>' (sierra-