The famous nocturnal Hex hatch of the Midwest (and a few other lucky locations) stirs to the surface mythically large brown trout that only touch streamers for the rest of the year.
Which ones would not be essential in your opinion if I may humbly inquire?
An expert can still have a tremendous amount left to learn -- in fact, an expert may be more acutely aware of that than anyone else.
I would argue. In other words, you dont just catch fish, you catch fish for a reason and especially if you catch 'em consistently!