I've played the newest update 18.3 and while it fixed a bit of the graphical lag there is still movement lag and tearing. Stuff not rendering, issues with the world failing to load things. It stutters constantly even on the lowest settings possible. It has never run particularly well which is...
Been a fan of this game for quite a while and have honestly just stopped playing because of how horribly it runs and how buggy stuff is.
I like that the developers are trying to figure out how exactly the game should be paced and how to make existing systems (like eating and scavenging) better...