Yep, that sound you can hear is the pounding footsteps of a certain Fallout 4 minutefellow. He's coming to tell you that another Oblivion Remastered settlement may soon need your help, as a modder's figured out how to let folks build stuff using the likes of rocks and beams as they play.
It's not quite got all the bells and whistles of a full settlement building system yet, but its creator is hoping to find someone to collab with on putting together exactly that.