So, very interesting that this account is restricted, is a friend of Lea and was created on 13th July 2020 at 22:49:17UTC, while Lea was created 13th July 2020 at 22:23:03 UTC
For tweets, Twitter generally has 15-20 servers active at any one time. Using their Snowflake id creation logic, we could limit the number of ids we would need to check substantially. We could scan an hour of timeline in under a day most likely.