“Cord-cutting” has become the bane of cable providers’ existence, but the fast-changing face of consumer content is signaling dark days ahead for cable, as the option to avoid or drop cable service has grown more appealing and more popular than ever lately. The Internet, mobile devices, TiVo TIVO -0.95%, Netflix NFLX +1.69% and other streaming services, and other major disruptions to traditional TV and home entertainment mediums were already hurting the cable industry. But now, recent events have given rise to predictions that the era of cable may be coming to a close.