Lightship groups new A-170 lightship with a 70-by-30-foot LED screen.
The new blimp is the crossroads of technological advances in both balloon and LED technology, with stronger lift power, a more durable "envelope" (the part that fills with helium), and lighter, higher-quality electronics. Similar television screens previously were just too heavy.
Here is the Bladerunner offworld tv blimp
Here is the real life tv blimp