I use a Mac Early 2015 13" with Sierra 10.12.3 and the waveforms are always "blurred". With my Late 201 15" I hadn't this problem.

Look at the screenshot:

Hey TheCrow,

it would be great if you can send us the comparison picture of your late 2015 Mac with the same song via support@algoriddim.com.

Cheers,Lukas E.