There is a certain weight of expectation that comes with a sample. You assume that you are being sent something good, and that you ought to identify it as such. Failure to do so might reflect poorly on your taste, moreso than on the product itself.
To like something is brilliant, but to want to like something is anxious business.
Thankfully, there was no need for neurosis, in this case. The Elephant Bean, called such because the bean is quite large, did not disappoint. It's quite good, in all the ways it claims to be. You can read my full thoughts here.
It's worth noting that I drank several cups over the course of several days, and used three different methods of preparation. Thus, I think my experience is sufficient.