Complaining that the time period when you grew up is better than the current one. This usually occurs with the older population when they see kids playing video games and stuff, but can still happen to people of all ages.
"Hey, look at my new iPod touch! I got it for my 8th birthday!"
"When I was your age, I was forced to play with sticks and dirt in my spare time. Now it's just all of this video game junk."
"Looks like someone has a bad case of granny syndrome."