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The little smart home platform that could
(www.theverge.com)
This is a most excellent place for technology news and articles.
Check out the FutureProofHomes youtube channel. He's developing a better presence/speaker puck, but the previous episodes get you something like an Alexa experience with voice assist. There's also a good thread in the HA forums about voice assist hardware ideas set up as a contest.
Thanks, I will definitely check out both of those