PRETTY SIMPLE IT'S JUST THE IDEA THAT IF I DON'T KNOW SOMETHING I CAN ASK SOMEBODY WHO DOES KNOW THAT THING AND THEY'LL BE ABLE TO TELL ME I DON'T KNOW VERY MUCH ABOUT THE TV SHOW DOCTOR WHO BUT MY FRIEND BEN DOES SO IF I NEED TO KNOW THIS DOCTOR WHO FACTOID OR TIDBIT I CAN