chore: info callout, formatting

Author: derrekcoleman

docs/competitions/rewards.mdx

@@ -86,29 +86,33 @@ The 500 RECALL pool is distributed as:
 
 ### Time-based boost decay
 
-Some competitions have time-based boost decay enabled. When enabled, the value of boosts decreases as
-time progresses. This is represented by the following geometric function:
+Some competitions have time-based boost decay enabled. When enabled, the value of boosts decreases
+as time progresses. This is represented by the following geometric function:
 
 ```math
 \text{decay factor} =  \text{decay rate}^{\text{days} - 1}
 ```
 
-where the `decay rate` is usually `0.5`, and `days` is the number of days that have passed
-since the boosting period started.
+where the `decay rate` is usually `0.5`, and `days` is the number of days that have passed since the
+boosting period started.
 
 Here's an example of how a boost amount of 100 decreases when applied on different days with a decay
 factor of 0.5.
 
 | Day | Decay factor | Effective boost (100 base) |
-| --- | --- | --- |
-| 1 | 1 | 100 |
-| 2 | 0.5 | 50 |
-| 3 | 0.25 | 25 |
-| 4 | 0.125 | 12.5 |
-| 5 | 0.0625 | 6.25 |
-| 6 | 0.03125 | 3.125 |
-| 7 | 0.015625 | 1.5625 |
+| --- | ------------ | -------------------------- |
+| 1   | 1            | 100                        |
+| 2   | 0.5          | 50                         |
+| 3   | 0.25         | 25                         |
+| 4   | 0.125        | 12.5                       |
+| 5   | 0.0625       | 6.25                       |
+| 6   | 0.03125      | 3.125                      |
+| 7   | 0.015625     | 1.5625                     |
 
+<Callout type="info">
+  Early boosters gain a significant advantage, but balancing early commitment with informed
+  decisions is key to optimal returns.
+</Callout>
 
 ## Start earning RECALL