Show diff/history/comparison of changes

[cliffordp]

Allow "versions" / revisions. Display past versions of TOS, PP, etc.

Possibly via manually-crafted like https://wordpress.com/tos-change-log/

Or more granular like this example from Zoho:

Terms of Service and Privacy Policy update
We have updated our Privacy Policy and Terms of Service. Please take a few minutes to read and understand them. To help you understand, we have summarized the changes and provided a comparison of the current and the previous versions. These changes will take effect on April 19, 2015. If you continue to use Zoho Services after April 19, 2015, you will be governed by the new Privacy Policy and Terms of Service.

1. Revised Privacy Policy
2. Summary of Changes to Privacy Policy
3. Comparison

1. Revised Terms of Service
2. Summary of Changes to Terms of Service Comparison
3. Comparison