Interesting issue for Muslims:

Satellite to Help Determine Islamic Dates

Random thoughts:
1. There are so many was Islam could adapt to the 21st century. Is this really the most important? (Said with some trepidation and realization that:
a- Many Muslims do live harmoniously in 21st century Western society
b- The same criticisms can certainly be made of other religions, including my own RC faith.

Edited to update link:
Satellite to Help Determine Islamic Dates

as Yahoo! link expired.