Is Activision Blizzard About to Make a Big Mistake With the "Call of Duty" Franchise?

Activision Blizzard's (NASDAQ: ATVI) Call of Duty( CoD) is one of the world's most popular video-game franchises and an incredibly reliable source of revenue for the publisher. However, fans of the game could be in for a big change. Reports suggest that the series' next installment, Call of Duty: Black Ops 4, will not feature a single-player campaign mode and instead it will include only multiplayer experiences.