It will allow quality digital services to be delivered over wireless or fixed line networks.
For businesses this may result in more opportunities and higher productivity.
It should accelerate innovation in how health and education services are delivered.
Householders, especially those in rural areas, should have faster access to all things digital.
Ultimately it’s about growing the economy, creating jobs and improving what’s referred to as digital inclusion.
The digital infrastructure project for Swansea, Neath Port Talbot, Carmarthenshire and Pembrokeshire will now go for final approval to the Welsh and UK Governments.
Introducing the project at a meeting of the Swansea Bay City Region joint committee – comprising local public and private sector representatives – programme manager Gareth Jones said it was basically a five-year investment in connectivity.