"The podcast landscape has evolved significantly over the past few years," Steve Boom, Amazon's vice president of audio, Twitch, and games, wrote in a staff memo seen by Bloomberg. "The rise of video has also blurred the lines on what it means to be a podcast creator." The story notes that the changes indicate that Amazon's push into podcasts hasn't gone as planned. Despite securing big names in the business, the company is now shifting its strategy in an effort to better compete with rivals like Spotify an ...