Director's Cut: Part II is now available: https://www.bungie.net/en/Explore/Detail/News/48064 Director's Cut: Part I may also be found here: https://www.bungie.net/en/Explore/Detail/News/48058
A recent Destiny poll asked a simple question: "Is Destiny to grindy" 50,000, presumably active players, responded. 57% said No. 43% said Yes. Food for thought.....