Gravity Modification: From Theoretical Concepts to Defense Programs, Private Sector Innovation, and Declassification Debates

To the point

Gravity modification has grown from a fringe idea into a multi-billion-dollar field where governments and industry pursue bending spacetime for ultra-fast travel, with Salvatore Pais as a central figure and a mix of public and private programs shaping its future amid debates over secrecy and openness.

Gravity Modification: The Hidden Race to Engineer Spacetime
substack.com

Gravity Modification: The Hidden Race to Engineer Spacetime

Maybe?