As long as you’ve memorized the code for your favorite special character, you can insert it in less than a second with the proper key presses. Shortcut Character Unicode Description Emoticons ...

but they also have a pre-built Unicode point. There are also ligatures that combine multiple characters into a single code point. Suddenly it isn’t so clear what character equality even means ...

OpenAI 's new GPT-o3 and GPT-o4 mini models are embedding unique character watermarks into their generated text, as per Rumi ...