On Sunday, Uruguay, Argentina, and portions of Brazil went dark, or the lights went out, leaving millions of people in shock. I learned about it when several friends on Facebook reported it and said "hasta luego," or the Spanish for "see you later."  My friends were running on batteries! Do we know what happened?  I don't think so, but this is what Bloomberg reported: A huge power failure cut off electricity in all of Argentina and Uruguay on Sunday morning, according to media reports and a regional utility. Parts of Brazil and Paraguay also were affected, the BBC reported. A "massive failure in the electrical interconnection system" has left "all of Argentina and Uruguay without power,"  Edesur Argentina, a power company serving more than 2.5 million customers, said on Twitter. So what went wrong? On the humorous side, my friend from Uruguay said that the "Gods of...(Read Full Post)