Segments: Show Metrics vs Previous Period

It would be amazing if Segments showed % change vs previous period like is often shown in analytics dashboards. 

For example

These metrics:

With added context on the change vs previous period like this: 

Use Cases:

• Segments that change over time based on date data (ex.registration or activity)
• Segments based on greater/less than engagement criteria (ex. Posts / Answers are greater/less than)