1. Battery power is possible solution for SA's self inflicted...

1. Battery power is possible solution for SA's self inflicted wounds but maybe not just yet.

"Why Elon Musk's Tesla power fix for SA might happen (but probably won't)"
I won't copy/paste the entire article or cherry pick as you will need to read it in context.

http://www.abc.net.au/news/2017-03-13/tesla-power-fix-unlikely-despite-elon-musk-pitch/8350026

2. The target date for 2050 being the end of coal power comes from your homepage, RenewEconomy.

Practical, economic solutions - yes. Dogma - no.