Memory pills and a possible cure for Alzheimer's

[Joe the Destroyer]

http://news.yahoo.com/blogs/sideshow/super-memory-pill-possibly-alzheimer-cure-could-around-162010613.html

Pills that greatly increase memory... sounds like something Stephen King could work into another of his dystopian/post-Apocalyptic novels or short stories.   Actually.......wasn't there one kind of like that?  The End of the Whole Mess?  I know, that story didn't deal with pills, but IIRC it dealt with a substance that improved intellect and memory.  Then, well, you have the twist at the end...