# Level .09 ### Feedback
## Wt* is MDA?
## Feedback
## Positive Feedback Loop
## Monopoly ![monopoly](https://news.bitcoin.com/wp-content/uploads/2016/05/Blockchain-Technology-and-the-Monopoly-Board-Game.jpg)

Super Mario Bros

## Chess ![chess](https://images.chesscomfiles.com/uploads/v1/blog/297136.0fb48738.630x354o.41e8e877a109.jpeg)

The Guardian Legend

## Three Features of Positive Feedback Loop 1. They tend to destabilize the game, as one player gets further and further ahead (or behind). 2. They cause the game to end faster. 3. The put emphasis on the early game, since the effects of early-game decisions are magnified over time.

Red Alert

## Negative Feedback Loop

Super Mario Kart

## Three Features of Negative Feedback Loop 1. They tend to stabilize the game, causing players to tend towards the center of the pack. 2. They cause the game to take longer. 3. They put emphasis on the late game, since early-game decisions are reduced in their impact over time.
## Are feedback loops ## good or bad?
## Eliminating Feedback Loops
## Components of Feedback Loop 1. Sensor 2. Comparator 3. Activator
## Questions?