Not really . Shawyer believes the force is due to radiation pressure , which is established science . He supposes that because the chamber is tapered , the smaller end ' s microwaves have a lower group velocity , which affects the radiation pressure . That part isn ' t established as such . Another potential factor could be quantum vacuum fluctuations , which technically have mass despite being ephemeral . <| sep |> Yeah i said C instead of A lol <| sep |> Incels probably . In fact one of their subs was recently either quarantined or banned because of how bad they are . I ' ll be happy when white supremacists and their shitty friends like trp stop polluting the places on the internet I happen to like . <| sep |> Damn I miss those views , I think you just convinced me to pick it back up and host my server again