Strong agree. Caches can be horrible: - adds complexity of code and architecture - adds run-time complexity, with new failure modes - adds semi-random delay

Strong agree. Caches can be horrible: - adds complexity of code and architecture - adds run-time complexity, with new failure modes - adds semi-random delays - see also: Buffer Bloat There's a reason it's one of the Two Hard Problems in Computer Science! https://martinfowler.com/bliki/TwoHardThings.html https://martinfowler.com/bliki/TwoHardThings.html