> Abusive controlling partners rarely are long-term timeframe rational, because being long-term timeframe rational is at odds with being an abusive controlling partner.

Humans are rarely “long-term timeframe rational” (rational choice theory is very much a known-false model of human behavior on both the individual and aggregate level), but there is nothing about abusively exploiting an initially trusting and eventually dependent telationship that it is inconsistent with long-term rationality.