Continuing my talk on customization vs. personalization, we turn to customization. Allowing the player to decide how they play your game is not easy from a design point of view. I talked about how some choices can be considered too good, while others could be too bad. This is where we get into expert-level game design.
For the first part, you can find the link here: https://www.youtube.com/watch?v=dlV09e7Arx0