O2 network scraps unlimited data for smartphones

from the BBC O2 network scraps unlimited data for smartphones

All new and upgrading customers will have their usage capped at between 500 Megabytes (MB) and one gigabyte (GB) depending on their monthly tariff.

maybe, just maybe this will improve the service, dunno but 3G is more miss than hit these days in Manchester.
Appears to work but in reality the doanload speeds are very variable.