 Nyorai kupfuurira kweiyi ndima - Kukundikana kwechero jenareta imwe chete kunogona kukonzera kupararira kwakapararira uye zvichida kukundikana kwecascading kweiyo yose grid yemagetsi sezvakaitika muNortheast blackout ya2003. Mukuwedzera, kunyange kana pasina kukanganisa kubva kubviswa kwechikamu chimwe chete N-1 resilience, pane hwindo guru rekurwisa kwechipiri kana kukanganisa sezvo zvingatora zvinopfuura gore kuti dzitsive jenareta yakaparadzwa, nokuti vazhinji vanogadzira magetsi uye vanoshandura vanogadzirwa. 