The company TVEyes says it is now transcribing 1,500 hours of podcasts every day (press release). TVEyes clients receive alerts when they are mentioned in one of the 13,000 most popular podcasts.

I’ve never worked with audio, so I’m curious how impressive it is to be able to process 62.5 hours of spoken audio per hour. Is this something that could be done with an off-the-shelf algorithm and a $5,000 server, or are we talking about PhD-level expertise and massive computing power?