I upvoted this for discussion purposes (and because it's well written) but I really disagree here. User needs are hard to predict in all sorts of businesses. In

I upvoted this for discussion purposes (and because it's well written) but I really disagree here. User needs are hard to predict in all sorts of businesses. In b2c consumers often don't know what they want. In b2b, the market often doesn't know how it needs its solution solved. In both cases MVP + iteration on traction is the fastest path to happy users.