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We produce examples of taut foliations of hyperbolic 3–manifolds
which are R–covered but not uniform – ie the leaf space
of the universal cover is R, but pairs of leaves are not
contained in bounded neighborhoods of each other. This answers in the
negative a conjecture of Thurston. We further show that these foliations
can be chosen to be C0 close to foliations by closed surfaces. Our
construction underscores the importance of the existence of transverse
regulating vector fields and cone fields for R–covered
foliations. Finally, we discuss the effect of perturbing arbitrary
R–covered foliations.
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