Discussing framework-free grammatical theory

A few months ago, there was a lively discussion at Languagehat of my proposal that grammatical theory should be framework-free (Haspelmath 2010), and that each new language should be approached without preconceptions. Some discussants agreed, but others disagreed. As so often, the physics analogy came up:

I cannot imagine a physicist publishing an article saying, “We have no chance of discovering the Higgs Boson, and even if we did it would not solve the problem of where gravity comes from. So we ought to close CERN and go back to tabulating meticulous measurements of planetary motion.” And it seems that this kind of retrenchment is what is proposed for linguistics.

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