It's been less than two weeks since the phone launched, but the Continuum's source code has already been thrown up on Samsung's Open Source Release Center. Regular users won't get much use out of it, but developers may be able to, and it should certainly help out with the development of custom ROMs for the device. Perhaps the awesome folks over at XDA could even find some interesting uses for the second "ticker" display? If you want to check it out, search for "SCH-I400" in the source link.
Open GApps can now optionally install Google Assistant
[Update: May enable Google Assistant on non-Pixels] Google App v6.13 "alpha" appears with support for Payments on Google Assistant, and prepares enhanced Offline Search, Lite Mode, Recent page, and much more [APK Teardown + Download]
Android 7.1.2 Beta finally hits the Nexus 6P, but fingerprint gesture support is missing