We know At&T in Canada using a different frequency for its 3G network that Nexus One does not support. Starting today it will not a a problem anymore because Google has jump across the boundary. Unlocked Nexus One is now released to support AT&T 3G network and Rogers Wireless. This means customers in Canada are able using their most popular SIM to this android phone.
In addition, Google also announced paid applications in Canada. Customers in the country are now able to get maximum quality apps and leave lower quality of free apps.
source: Googlenexusoneboard


