1.   And a few design errors remain, like the selection tool whose boundaries often disappear when the grid is enabled.

2.   And as old boundaries disappear, new ones emerge, this time between operating systems and hardware.

3.   But advocates of the approach say pedophiles and other criminals have saturated the Internet, where police jurisdictional boundaries disappear.

4.   Devonshire said that he sees no near-term prospect that old stone boundaries will disappear as long as it is more economical to purchase new quarried stone.

5.   It was one of those through-the-looking-glass moments that sum up an era in which the boundaries between reality and entertainment have disappeared.