Unicode strings that look the same aren't always the same. The @w3c@w3c.social's "Character Model for String Matching" document explains how case mapping, case folding, #emoji and other #Unicode details affect #interoperability and why specifications should define matching rules carefully #timetogiveinput #FPWD ▶️ https://www.w3.org/TR/charmod-norm/ The goal of this document is to provide a common reference for specification authors, software #developers, and content creators. Feedback wlc: https://github.com/w3c/charmod-norm/issues