Oh, boy, you couldn’t be more wrong.
Survival Overhaul - A Mega-Suggestion
Temperature, Insulation, and Fire
Lightning
Gasifiers and Stills
More types of weather?
Ability to only drink/eat part of a food item
Military Clothing/Gear rarity
Zombie "Search" mechanic
What I like best about Unturned and what I hope to see in 4.x
Random events
Reuse water bottles
Dynamic lights in 4.0
Suggestions about GPS and charts
Bad food
Food Expiration Dates, and Nutritional Value
Towing
Drowning
Changes to Infection system?
Viable Camoflage
This is just the tip of the iceberg. There’s a metric shitton of things people have asked for regarding how to actually make the game more survival-centric, myself included.
Edit: Just to prove my point I’ve been adding more survival-centric threads as I find them, just to show you how blatant this is. Most of them were made quite recently, recently being about a month ago tops.