My two cents on DFS. First, the ads are terrible. Second, it's fun. It makes me love football more. It's also a terrible time suck. Third, there's a lot of skill involved, and research, much like options trading and portfolio management on Wall St. Most passionate bettors end up placing 50 - 100 or more lineups with a…

I could tell you why the castle is tiny but it might be considered a spoiler. The books go into this in more detail. Suffice it to say that the threat was supposed to be from the North not the South, and Castle Black is really just a garrison on the south side of the wall.