Anonymous ID: 381323 Jan. 16, 2020, 4:28 p.m. No.7834001   ๐Ÿ—„๏ธ.is ๐Ÿ”—kun

>>7833962

>What's the difference? I am such an uncultured swine I don't even know the difference.

Antigrav is something that uses gravity as propulsion (declassified science isn't there yet). Hovercraft is a fan blowing against the ground.