Fonts that blur l/I/1 are as confusing as the word "biweekly"

JeremyNguyenPhD · x · 2026-10-15

Replying to Ethan Mollick's quip about people named Al suffering from sans-serif fonts, Jeremy Nguyen argues that any typeface blurring "one", lowercase "l" and uppercase "I" is as ambiguous as the word "biweekly" — a small typographic detail with real-world confusion in the AI era.

Related event: People Named 'Al' Confused with 'AI' Thanks to Sans-Serif Fonts(3 posts)→

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