I think you’re somewhat confused about purity and its value; and about how data persistence can be…
Marcin Tustin

Marcin, thanks for sharing your insights and thoughts! I agree with you — unbounded log is a problem in the long run. Even though the solution I am building does not support this yet, I believe there is a need in the expiration/retirement feature. My approach for aggregating the state would be just to roll out a smaller subset of “aggregating” events that represent the larger set of events that are being retired.

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