Db is slow anyways is the default excuse when using slow web backends. The one I'm currently working on is blazing fast and were truly hitting postgres limits.

Db is slow anyways is the default excuse when using slow web backends. The one I'm currently working on is blazing fast and were truly hitting postgres limits... At nearly 50k requests a second. The DB is rarely a bottleneck if you have sane structure and indexes. Ironically the slowest frameworks also tend to generate terrible queries (ActiveRecord, SQLAlchemy), so you end up with a slow database and web framework