Might be a good guess, there's precedent of them changing fundamental techology in a similar timeframe... 2013: "Migrating Uber from MySQL to PostgreSQL"[1] 2

Might be a good guess, there's precedent of them changing fundamental techology in a similar timeframe... 2013: "Migrating Uber from MySQL to PostgreSQL"[1] 2016: "Why Uber Engineering Switched from Postgres to MySQL"[2] [1] https://www.yumpu.com/en/document/view/53683323/migrating-uber-from-mysql-to-postgresql https://www.yumpu.com/en/document/view/53683323/migrating-ub... [2] https://www.uber.com/en-GB/blog/postgres-to-mysql-migration/ https://www.uber.com/en-GB/blog/postgres-to-mysql-migration/