why is sci-fi in film & TV so different from sci-fi in Literature?

[Morbo]

keep in mind in literature you can write whatever your mind can come up with because its not real.
on tv, they have to actually make it happen.
not always possible.

[AlbinoMonkeyC]

for everybody

Yep

the impact of seeing it not reading it plus the time frame is smaller and companies get more cash as AlbinoMonkeyC said

Why thank you. *bows*

[LT. COL. John Sheppard]

Yep


Why thank you. *bows*

*bows back*