The closure of the Great Big Story might be due to changes in the market, or it could be that its content wasn't resonating with the audience as much as expected. It could also be related to issues with distribution or competition from similar platforms.
There could be a variety of reasons. Maybe it wasn't generating enough revenue or facing financial difficulties.
It's hard to say exactly. It could be that the Great Big Story wasn't able to keep up with the evolving media landscape, or perhaps there were internal management or strategic decisions that led to its closing.