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README.md

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+# Hermes Brief
+
+Hermes Brief is a personal, single-user tool. Once a day it reads its owner's own Gmail and Google Calendar (read-only) and produces a short morning summary on the owner's own computer.
+
+- It is not a public service, has no sign-up, and is not distributed to anyone.
+- It is used only by its owner, with the owner's own Google accounts.
+- Details of what data is accessed and how it is handled: [PRIVACY.md](PRIVACY.md).
+
+Questions: open an issue in this repository.