For a movie that reportedly required 11 writers and more than 10 years to complete -- all without any real reason for existing in the first place -- "The A-Team" is reasonably good fun. If you're a 12-year-old boy riding an intense Cherry Pepsi buzz and totally devoted to destroying some brain cells, that is. [. . .] OK, I do have two younger colleagues who sheepishly admit that they thought Stephen J. Cannell's NBC series, which starred George Peppard and Mr. T (he of Nancy Reagan fame ) and ran from 1983 to 1987, was "cool." They were little kids at the time; I suppose it's forgivable. [. . .] This "A-Team" reminds me of the sub-James Bond action movies I used to enjoy on Saturday afternoons, 30-odd years ago: The "Saint" franchise, or Olympic skier Jean-Claude Killy in "Snow Job" (which I went home and told my parents was the best film I'd ever seen) or Alistair MacLean adaptations like "Puppet on a Cha...