Stop Using Serial in Postgres

One advantage to using sequences (not serial, but close) is that you can drive all IDs from one sequence, helping to prevent mistakes of ID misuse.

No and this is all well known stuff, none of it seems like a good reason to stop using

Identity columns in Postgres: <a href="https:&#x2F;&#x2F;www.postgresql.org&#x2F;docs&#x2F;17&#x2F;ddl-identity-columns.html" rel="nofollow">https:&#x2F;&#x2F;www.postgresql.org&#x2F;docs&#x2F;17&#x2F;ddl-identity-columns.html</a>