
Too much of anything at once, and it stops being

...
Even Chocolate
J. D. Robb (J. A. Jance ...) is sorta the same, but enough different that I keep coming back (after a break) for another installment. Mysteries seem to survive my burnout threshold better than others.
RCN was one of many that I gave up on, believing it 'wore out', at about book 3 (

maybe that is why there are so many Trilogies)
Series that at least
Survived further than 3:
Saga of Recluse
Foreigner
Solar Clipper Trader Tales
Kate Daniels
Hollows
Pern Trilogies (the ones by Ann )