if it's about Cardiff.. Sport, Entertainment, Transportation, Business, Development Projects, Leisure, Eating, Drinking, Nightlife, Shopping, Train Spotting! etc.. then we want it here!
It's more a question of money than of engineering. The Welsh Government has given priority to dualling the Heads of the Valleys road in the highways budget. Given how horrible and dangerous that road is, I can't say I blame them. It does mean there's precious little money for anything else though.