It won't be coming back.
Both the U19s win and this one only came about because something happened that enabled the team to believe it was them vs the world, which was the pivotal part of their success for so long. These are people from lots of different countries coming together to play for one team, so as long as they have a common enemy, they have a sense of unity that allows them to play well. But it's no longer permanent. We will see some of the bigger Caribbean nations playing Test cricket, or at least be at the World Cup, in the future. But the West Indies won't be around for much longer.
Both the U19s win and this one only came about because something happened that enabled the team to believe it was them vs the world, which was the pivotal part of their success for so long. These are people from lots of different countries coming together to play for one team, so as long as they have a common enemy, they have a sense of unity that allows them to play well. But it's no longer permanent. We will see some of the bigger Caribbean nations playing Test cricket, or at least be at the World Cup, in the future. But the West Indies won't be around for much longer.