Harvey TuchNotes from Harvey Tuch, CTO at ReadyLoop.https://h-tu.ch/A Dungeon Master as a long-horizon agenthttps://h-tu.ch/blog/dungeon-master-long-horizon-agent/https://h-tu.ch/blog/dungeon-master-long-horizon-agent/D&D rules through the lens of context engineering.Tue, 28 Apr 2026 00:00:00 GMTTetrachord scales on the guitarhttps://h-tu.ch/blog/tetrachord-scales-on-the-guitar/https://h-tu.ch/blog/tetrachord-scales-on-the-guitar/Composable fretboard scales from a handful of tetrachord shapes.Sat, 14 May 2022 00:00:00 GMTExploiting an Envoy heap vulnerabilityhttps://h-tu.ch/blog/exploiting-an-envoy-heap-vulnerability/https://h-tu.ch/blog/exploiting-an-envoy-heap-vulnerability/From a fuzz bug to a working cross-request exploit via heap shaping.Wed, 24 Jun 2020 00:00:00 GMTEvolving a Protocol Buffer canonical APIhttps://h-tu.ch/blog/evolving-a-protocol-buffer-canonical-api/https://h-tu.ch/blog/evolving-a-protocol-buffer-canonical-api/Lessons in protobuf APIs as a living document.Mon, 29 Jan 2018 00:00:00 GMTExternal C++ dependency management in Bazelhttps://h-tu.ch/blog/external-c-dependency-management-in-bazel/https://h-tu.ch/blog/external-c-dependency-management-in-bazel/Importing C++ dependencies with their own build system into Bazel.Wed, 20 Dec 2017 00:00:00 GMTDynamic extensibility and Protocol Buffershttps://h-tu.ch/blog/dynamic-extensibility-and-protocol-buffers/https://h-tu.ch/blog/dynamic-extensibility-and-protocol-buffers/Modeling plugins in the Envoy API.Thu, 30 Nov 2017 00:00:00 GMT