It's a lot harder to make such drastic changes to something that's already serving production traffic at scale. It's okay to reinvent solved problems sometimes because the alternative is be a multi-year project with unclear returns.
Also, the 7 day retention is a feature - it helps us recover data quickly in case of bugs in our storage code.
Also, the 7 day retention is a feature - it helps us recover data quickly in case of bugs in our storage code.