My house was built in England last year and already came with two separate fibre gigabit internet lines, one grainconnect and another BT. I think there are two

My house was built in England last year and already came with two separate fibre gigabit internet lines, one grainconnect and another BT. I think there are two separate ducts running throughout the entire development. I'd imagine this is just to make the cheapskates and small developers get on with it too.