The "high-fidelity" version of Amazon's music-streaming service has dropped in price by US$5 a month. This change means it now costs the same as the former price of the next tier down, Amazon Music Unlimited. In other words, customers with this service can now avail of lossless playback, or stick with their current service for a reduced rate.
https://www.notebookcheck.net/Amazon-Music-HD-drops-in-price-to-US-9-99-a-month.539987.0.html