The most valuable yield of my 'IndoorGrowNumber1' has definitely been; the plethora of things I've learned & the many experienced, skilful and lovely 420ites I've befriended, who've been phenomenally kind and amazingly patient with my never-ending questions and constant requests for advice! And you Sweet Sue - are one of them.
Oh look.... she's a smart banana too! Awesome.
Hermies happen. Sometimes fancy genetics going awry.... sometimes plant stress... sometimes light leaks. Don't sweat it. Make sure you've got your bases covered by eliminating light leaks and trying not to stress the ladies. One can do nothing about the genetic factors so one must roll with those punches.