Never provide a dungeon without treasure. The longer they search and find nothing, the more your players will be convinced that the treasure is bountiful and exceptionally well-hidden. If left unchecked, they will eventually dismantle and excavate the entire site in their search for loot.
Final Fantasy X
A game about the ghost of an underwater football player who travels through time to save the world from a tick that controls kaiju satan. Really.
WAY back in 2005, I wrote about a D&D campaign I was running. The campaign is still there, in the bottom-most strata of the archives.
Trusting the System
How do you know the rules of the game are what the game claims? More importantly, how do the DEVELOPERS know?
A video discussing Megatexture technology. Why we needed it, what it was supposed to do, and why it maybe didn't totally work.
Here is a 13 part series where I talk about programming games, programming languages, and programming problems.