Guides
Answer-first guides with sources. Each one starts with a short summary you can read in ten seconds.
Private dictation means your audio is turned into text on your Mac and never uploaded or stored.
Apple Dictation is built in and free, supports many languages, and can run on-device on supported Macs.
The "Press 🌐 key to" setting lives in System Settings › Keyboard and has four options: Change Input Source, Show Emoji & Symbols, Start Dictation and Do Nothing.
In a study of about 168,000 people, the average typing speed on a physical keyboard was 51.56 words per minute.