Not time of year, time of day. I bowl once a week, starting at 7 PM. I suggest every year that we move it up to 6:30 or 6:45, but it never passes. Yet at 6:45 at least 80 - 90 % of the bowlers are in the center. I've yet to hear a good explanation of why we don't start earlier.
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"Minutus cantorum, minutus balorum,
minutus carborata descendum pantorum."