Don't take it from me, go look at their site
"what are they even doing"
-here's their website
"sure but what's even important"
-it's ranked by most to least savings
"sure like im gonna believe them"
.......
you can't even walk people to understanding, they invariably put on the tinfoil hat and call it all a lie.
in reality unless we can make a dent into debt, like 4 Trillion a year would be a good start, it's pretty ineffectual in the big picture. but any savings should do some good.