They agreed to delete, “all circumvention tools used for developing or using Yuzu—such as TegraRcmGUI, Hekate, Atmosphère, Lockpick_RCM, NDDumpTool, nxDumpFuse, and TegraExplorer,” and hand over any “physical circumvention devices” and “modified Nintendo hardware.
They know what their emulator was primarily used for. Key word here. Primarily.