- Delegate key usage and expectations for implementation
- Elaborated the justifications for algorithm usage
- Allowed for delegate keys to use other algorithms
- Justify key expiration

- Removed the Infra key and its usage descriptions (mTLS et al)

- Gave justifications for BORS specific key for git commit signing vs. github key

- Elaborated on keys being able to be used in code signing

- Clarified future use of mTLS

- Details on CloudHSM backups and retention

- Changed cloud agnostic descriptions to instead describe the steps taken to not use cloud provider specific solutions

- Fixed some typos and broken links

- Changes to physical recommendation to be specifically geographic and political dispersion; removed language around events
- Addressed transparency logs