Rye is great, I use it all the time. I've done Roggenbiers, rye brown ales, rye pale, and rye IPAs. I use about 40% in my imperial rye IPA and it's pretty delicious.
I did a 100% rye SMaSH and it tasted great, but the mouthfeel was just too slick to be drinkable. It was a single infusion, so...