Thier main use will be hitting targets far in land. The article says "Indeed, a railgun could be used to inflict just such harm on another vessel.", which is t

Thier main use will be hitting targets far in land. The article says "Indeed, a railgun could be used to inflict just such harm on another vessel.", which is true, it could be used for this purpose, but they would not be sinking money into this just for that.