I would really, really love a multiplayer version of the campaign/singleplayer mode, with the map, multiple missions, restocking supplies, etc. A lot of us would, actually.
How viable is this?
I feel it would really help with the atmosphere if Barotrauma was a much darker game, in terms of light intensity. There's no reason to use a flashlight, for instance, because you can see just fine when the sub's unpowered. It should be much, much darker in unpowered areas, and the open waters. Like...