The basic operation and structure of land mobile radio communication systems and cellular radio/telephone communication systems (communication systems) are known. Communication systems typically comprise a plurality of communication units (vehicle mounted or portable radios in a land mobile system and radio/telephones in a cellular system), a predetermined number of repeaters, which are located throughout a geographic region, that transceive information via communication channels, and a controlling entity. A controlling entity may either be a centralized call processing controller or it may be a network of distributed controllers working together to establish communication paths for the communication units.
In the course of normal operations, communication units can often utilize various communication services or features to communicate with one another. For instance, a communication unit may be capable of group dispatch,It turns out, the late duo Siskel and Ebert found themselves in the same boat 36 years ago when a fellow critic blasted not only Return of the Jedi, but all the Star Wars films and those who bought a ticket to see them.

In a video unearthed by Heat Vision, critic John Simon was featured on ABC News Nightline in a segment in which he lambasted the George Lucas films.

"I feel they are so bad because [Star Wars movies] are completely dehumanizing," said Simon, who at the time was the film critic for National Review and drama critic for New York Magazine. "Special effects are the tail of the dog, which should not wag the whole animal. When you have a film that is 90 percent special effects