When a movie plot involves machines trying to kill people...

[Boojatta]

what motivates the machines?

[Aristus]

1. Maybe they're mad.

Thank you, Stephen King...

[AlCzervik]

2. Ghost in the machine.

[3.14158675309]

3. Screw loose.

[gmoney]

4. Logic

Humans become unnecessary burdens to the system.

[quakerboy]

5. Idiots who cant be bothered to set the time on the VCR

also, people who use the "reply all" function.

[Xipe Totec]

6. Stupid programmers n/t

[LeftyMom]

7. destroying humankind means no more Sci Fi Original Movies.

Personally, I think the machines have the right idea.

[charlie and algernon]

8. and how come not all machines are involved?

there always seem to be traitor machines, like vehicles, computers, weapons, etc, helping out the humans.

[Boojatta]

9. Good observation!

:-)

[bluesbassman]

10. Usually Ronnie Cox.