Is Mac OS X 'Tiger' Rolling Over on Windows Support?: "If Apple has a cross-platform client strategy for Mac OS X, it is playing it close to its vest.

However, Derick Naef, chief operating officer of networking developer Group Logic Inc., of Arlington, Va., said that WWDC attendees received some useful information about the Tiger client later in the week.

"There wasn't anything groundbreaking, but there were incremental improvements," he said. "They are moving in right direction."