While their job is to "help improve" NSAlexa - which powers the company's line of Echo speakers - the team "listens to voice recordings captured in Echo owners' homes and offices," which are then transcribed, annotated and fed back into the software in order to try and improve Alexa's understanding of human speech for more successful interactions. In other words, humans are effectively helping to train Amazon's algorithm.
Bingo! I went forum-fishing and just dredged up a smarthome user who (credibly) says that he has Snips running on a Rpi for Hubitat. With a foothold, I expect the developers to pursue.
*creeped out*