Here's a graphic I made for the Do It With Drupal conference, where I built YouDrup, a YouTube clone with Drupal.
Enjoy!
Don't Panic, It's Drupal!
About Aaron Winborn
Aaron Winborn was Advomatic's first full time hire in 2006, and is a very active leader in the Drupal community. His first book, Drupal Multimedia is now available from Packt Publishing.