I thought that the point was a notification when the rice was done cooking, and I provided a mechanism by which this may be accomplished by some here that might not involve any monetary expense at all because the hardware might already be sitting there [spying from there] already.
(But if you want to implement it in some other way, then: By all means, please provide your own suggestion.)
"I don't want my rice-cooker sending all my rice-cooking habits back to the manufacturer - so even more yes."
It is safe to assume that people who don't want their rice cooker to send their cooking habits to the manufacturers would not be willing to send it to Amazon.
I hope you ask people you invite home for permission to record and send your conversation with them to a third party before letting them in. Most people don't.
As a pragmatic person, I recognise that I gave up on any aspect of personal privacy when I started carrying a pocket supercomputer built from proprietary parts and binary blobs and a dizzying array of sensors that also perpetually has Internet connectivity.
I hope you ask the people you interact with for permission to record and send your conversations with them to a third party before engaging with them with your own pocket supercomputer in your pocket. Most people don't.