Really, really fast

 This is the perfect 21-century research topic!  We don't know how to build a warp drive, but we do know how to criticize any aliens who do.

Clough, Katy, Tim Dietrich, and Sebastian Khan. 2024. “What No One Has Seen before: Gravitational Waveforms from Warp Drive Collapse.” The Open Journal of Astrophysics 7 (July).