News Summary

• Of seven major services, four offer the absolute top quality most consumers can get from their tunes.
• Signal reliability and content availability are obvious weak points, but hey, the highs can be just as peaky.
• If you're curious about the musical math, you can calculate the maximum bandwidth of high-fidelity rates by multiplying the listed bit depth figure by the sample frequency in Hertz.
• As to waffling about whether your wireless headphones' Bluetooth codec can support some of these streaming tiers, well, we'll leave that to another article.