"look into" is a much more likely trigger, then send the 30 seconds before and after to a server for more analysis. "buying" could be another. It's not like i

"look into" is a much more likely trigger, then send the 30 seconds before and after to a server for more analysis. "buying" could be another. It's not like it would be that hard. Especially with some of the pretty good vocal compression for audio. It would be a small blip on a modern connection, even wireless. I'm not saying it is or isn't happening but it wouldn't be hard.