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How to set up: create a logic event in the participant start block that triggers an event block that you wish to repeat indefinitely. In that event block, set up the repeating event to run for X days (e.g., 365 is reasonable). Also set up a one-time event to run X+1 days to reschedule that same event block. This way each participant has at most 365 X repeats queued up at a time rather than 1000s. See the example below.
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