The issues pointed out here and more (
* backlines with single piece buildings, walls and platforms
* ladder indicators
* soldier rendering when behind obstacles
* vehicles and crates not seen at all behind obstacles
* indicators for whether you can climb over a particular wall or not
* player marker color handling
* which seat in a vehicle is free to enter
* map view that can be understood
* locating yourself in the map view
* comparing weapons
* the obstructed aiming line
* visualizing AI driver planned route in map
* using color indicators in chat to show the faction
* cursors and selectors when choosing a spawn point in the map
* inventory ui improvements, show where the drop can happen, capacity and cost status and changes
* scoreboard and chatlog to be stylized
* and so on)
are known to us. Why they aren't being fixed is that they fall into category of usability issues, which I'm mentally preparing to focus fixing starting in 0.90. Rest assured, they will be fixed, I hate them as much everyone else does