Recently someone reported that Iosevka's line height is inconsitent among weights, however the metrics in `hhea` and `OS/2` table are exactly same within all the subfamilies I provided.
![Image: https://us.v-cdn.net/5019405/uploads/editor/dz/rld5fipzv3p0.jpg]()
It it means that there are still some undiscovered parameters which decides the line height?
TTF files : http://7xpe0v.com1.z0.glb.clouddn.com/iosevka-lineheight-test-osx-20151224b.7z

It it means that there are still some undiscovered parameters which decides the line height?
TTF files : http://7xpe0v.com1.z0.glb.clouddn.com/iosevka-lineheight-test-osx-20151224b.7z