The Chancellor George Osborne has announced a task force to look at creating shorter journey times between Norwich and the capital.
It's thought they could be cut by around 20% - from one hour and 50 minutes, to around 90 minutes.
The economic benefits to the region are expected to be huge, with estimates as high as £3.4 billion.
Click below to watch a report from ITV News Anglia's Emma Baker.
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Sunday forecast: Heavy rain is expected for a time with gusty winds, then clearing during the afternoon.
March in the Anglia region has been much drier and sunnier than normal although temperatures have been around average.
Breezy and rather cloudy overnight but mainly dry. On Sunday, becoming wet and windy for much of the morning after a dry start.