1 or 2%, are telling the other 98% that they must atone.
Now THAT is crazy!
The pod people in the '93 version are particularly cocky and arrogant in believing it's "inevitable" they will take over the world, and anyone who refuses to immediately join them and be replaced with a pod person gets "targeted" by them shrinking a high pitched noise that signals to the others "he/she isn't one of US yet!" (which was also used in the '78 movie but not as prominently)
Look at this scene. '93 was eerily prophetic: