experimental processing methods

Following sentence is about the coffee variety, Geisha. The source is from "Coffee Report: Geisha Coffees Not From Panama | CoffeeReview.com"

EX)
It seems that the trend is not necessarily toward the Geisha variety, exclusively, but more toward differentiation from the norm, which can take the form of varietal distinctions but may encompass as well (something we’ll touch on in a bit).

I don't understand the meaning of the underlined part.
What does that mean?

It means that there is a trend in which people may also experiment with the way in which they process coffee. Perhaps they roast the beans in a way that is different from the ordinary way of roasting coffee beans. Perhaps they do something else to the beans.