Power utility says it's not to blame. So, who is?
A subscription gives you full digital access to all our content.
Already subscribed? Simply sign in below.
Already registered on HeraldLIVE, BusinessLIVE, TimesLIVE or SowetanLIVE? Sign in with the same details.
Questions or problems? Email email@example.com or call 0860 52 52 00.