Yep. I'll go with the connection speeds problem. According to the article below UK broadband is just about fit to meet today's needs and not ready for future applications.
http://news.bbc.co.uk/1/hi/technology/8282839.stm
The US did better but still didn't make the top tier.
For large console games this is still way in the future, and as these games become more complex and advance I can only see these games getting much larger.







