Basically, he summarizes iof how three independent anime series were fused together to get syndication. (Syndication requires 65 episodes).
What is interesting that, behind the scenes, the name Robotech came from a line of model-kit released by Revell, a toy company. DC Comics even published a two-issue comic miniseries called Robotech Defenders.
As for the episode in question, basically a united world government was formed after a spaceship crashed on Earth. Ten years later, the spaceship is restored, ready to fly. But some aliens found the ship and attacked. Caught up in this battle is some kid who flew in for the launch festivities, and later ended up flying one of the fighters assigned to the ship.
Spoiler