We've made significant progress on the relevancy of our results and have to invest on improving that area. The 250 number absolutely gives us the right level of depth.

The rate of growth from Japan, Republic of Korea and China continues to be exceptional, reflecting the rapidly expanding technological strength of those countries. Since 2000, the number of applications from Japan, Republic of Korea, and China, has risen by 162 percent, 200 percent and 212 percent, respectively.

It's a commercial model based on the number of hits on a site.

Some others adopt a half-and-half approach.

Progress is not alone a matter of technology.

One can not impede scientific progress.