It remains the biggest economic story in Delaware County, if not the region.
And today there are about 2 billion reasons why some people - in particular chamber of commerce folks and labor unions - say Mariner East 2 is a jackpot for the region.
Mariner East 2 is the pipeline Sunoco Logistics wants to build, criss-crossing the entire width of Pennsylvania, including 11 miles in Delco. It will ferry Marcellus Shale products to the older Sunoco refinery in Marcus Hook.
A new report says the project could have a massive economic impact on the region, maybe a 2 to $3 billion boost.
Foes of the plan are not impressed.
The debate rages on.
It's on today's editorial page.