This sounds great. I've starting looking at the CIS 194 lectures, though, and so far not a single example works in ghci. Googling around indicates that you ne

This sounds great. I've starting looking at the CIS 194 lectures, though, and so far not a single example works in ghci. Googling around indicates that you need to use 'let' or define things in a module and load them . . . Is this tutorial already out of date?