He introduces but also criticizes the use of call/cc, 1. not being a function and looks like a function, 2. able to produce an union of types with it.

Is he correct? What do you think?

With Chez Scheme venturing into a compiler stack, Guile the GOTO helper, and OS infrastructure, Racket teaching, and Gambit continued awesomeness. What is left to Scheme to scheme?

You have one hour no more.