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Just curious why you think they should use text-transform: uppercase instead of just typing in all caps. If you localize your site, text-transform: uppercase can render some things meaningless in other languages, or just cause issues in general with some languages (Turkish i, certain Greek accented letters).

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In short: The all-caps serve a visual function, not a semantic one. It is akin to using linebreaks ("<br>") to create a visual margin.

If you write: "... arrested by the FBI" as "... ARRESTED BY THE FBI." you lose information (which screen readers could use to better pronunciation). If you style it with CSS, this information (capitalization, acronym, stress-words) is retained.

I didn't know about the issues with some foreign languages.

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