Users do not control the font. A content moderator reviewing flagged usernames sees whatever font the moderation tool renders. If that tool uses a system sans-serif (Arial, Helvetica, San Francisco), Cyrillic homoglyphs are invisible. If it used Zapfino, every pair would look different. The font is an uncontrolled variable in every visual review process.
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嚴重助長影響黨對軍隊絕對領導、危害黨的執政根基的政治和腐敗問題；
In simple terms, the ATM's small display (called a VDU or Video Display Unit in
NHS to offer same-day prostate cancer diagnosis