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it might be something wrong with your settings,
try to choose the LOW option, maybe your connection slow

I am half way around the world, and it worked.

I heard that sometimes , few days after the keynote the servers are flooded with people watching the keynote so it doesn't work right. After few days it works fine. I tested it and its true.
 
it might be something wrong with your settings,
try to choose the LOW option, maybe your connection slow

I am half way around the world, and it worked.

I heard that sometimes , few days after the keynote the servers are flooded with people watching the keynote so it doesn't work right. After few days it works fine. I tested it and its true.

None of those 3 links works for my MBP. But the other day when I was hanging in an apple store, it plays well on any of mac there
 
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