1.   His films blur the boundaries between fact and fiction.

2.   And as economic forces blur national boundaries around the world, in nations rich and poor, politics is struggling to keep up.

3.   Another way of blurring the boundary between the built and the natural is ending the roof rafter in a lattice.

4.   Blurring the boundaries of high and low art became his way of protesting segregation and discrimination in society at large.

5.   A cemetery, in fact, compassionately blurs the boundary between those two ways of remembering.

6.   Actually, this all felt perfectly appropriate to a comedy that deliberately blurs the boundaries between actors and spectators.

7.   Acquisitions and alliances are being driven by new technologies that blur the boundaries between media and entertainment.

8.   But now the boundaries have become blurred, between research that will alter the approach to disease and research that will alter the approach to life itself.

9.   But morph may already be blurring its boundaries.

10.   By its very nature, trip-hop blurs genre boundaries.