Is it just me, or does the article not attempt to explain what this has to do with "hyperspace travel"? The only thing new here is that you can plunge into oblivion without getting torn apart in the process.
Nope, your not missing anything. The whole hyperspace stuff sounds like clickbait. You need exotic matter stuff with negative mass/energy stop stop a wormhole from collapsing, otherwise it would destabilise as soon as a photon enters it. This article is showing that in theory if you could keep the bridge open somehow, you could send a ship through. That's a big if