1. Greatly advanced technology still requires huge numbers of people to run at each other in the style of 18th century battle.
2. Mandalorian armour does not include a neck piece - oops!
3. In 10 years any species can grow a beard.
4. Being a midget muppet with a walking stick doesn't stop you from being a master of 80's style rap saber technique.
5. Bounty hunters like to keep their kids/ clones running around their feet with such useful advice as "shoot them".
6. Doors and other such safety features on spaceships are really out of fashion in Star Wars.
7. You're much safer hanging around on a planet that everyone knows you're on instead of - say - a random location in space.
8. Jedi's carry spare lightsabres of the appropriate colour for their buddies.
9. The only effect of falling out of a ship travelling at speed is to be stunned for a while.
10. Regardless of leaving part of your ship behind, no one will ever steal it.