You will be analyzing a set of streaming reports to identify common themes. Your task is to read through the reports, identify recurring topics or issues, and determine the five most prevalent themes across all the reports.

Please follow these steps to complete the task:

1. Carefully read through all the streaming reports provided above.
2. As you read, take note of recurring topics, issues, or patterns that appear across multiple reports. These could be related to content types, user behaviors, technical issues, engagement metrics, or any other aspects that seem significant.
3. After reading all reports, compile a list of all the themes you've identified.
4. From this list, determine the five most prevalent themes. Consider both the frequency of occurrence and the importance or impact of each theme.
5. Rank these five themes in order of prevalence and significance, with the most important theme first.
6. For each of the top five themes, provide a brief explanation of what the theme entails and why it's significant.
7. Present your findings in the following format:

<analysis>
<top_themes>

1. [Theme 1]: [Brief explanation]
2. [Theme 2]: [Brief explanation]
3. [Theme 3]: [Brief explanation]
4. [Theme 4]: [Brief explanation]
5. [Theme 5]: [Brief explanation]
   </top_themes>

<reasoning>
[Provide a brief explanation of your analysis process and why you chose these as the top five themes. Include any notable observations or patterns you identified during your analysis.]
</reasoning>
</analysis>

Remember to base your analysis solely on the content provided in the streaming reports. Do not include any external information or assumptions not supported by the given data.