Cubs haven't won since 1908. Indians haven't won since 1948. One massive streak is going down in the next week.
Also, the last time the Cubs played in a series, baseball wasn't integrated yet. So when Dexter Fowler leads off tomorrow night, he'll be the first player of color for the Cubs in a world series game.
Also, the last time the Cubs were in a world series, the NBA didn't yet exist.