You might enjoy John Scalzi's latest, The Collapsing Empire. Not quite the same, but it does feature fast "currents" in spacetime that are in the process of "dr

You might enjoy John Scalzi's latest, The Collapsing Empire. Not quite the same, but it does feature fast "currents" in spacetime that are in the process of "drying up," leaving distant systems stranded by uncrossable gulfs.