Operating system: Windows 10
Graphics card: GTX 970
Broken: 2.80, dd3f5186260e, 2019-01-21,
Object wireframes are hard to read. It is possible to change it in preferences from Thin to Thick but it is not enough. :(
Maybe some option in Preferences > Themes, like Vertex size will be better.
For example Outer Wireframe Size and Inner Wireframe Size.
My screen resolution is 1920x1080.