> continuations are hard to reason with (https://okmij.org/ftp/continuations/against-callcc.html https://okmij.org/ftp/continuations/against-callcc.html) The l

> continuations are hard to reason with (https://okmij.org/ftp/continuations/against-callcc.html https://okmij.org/ftp/continuations/against-callcc.html) The link is an argument against call/cc, not continuations themselves. That entire website is an exploration into the shift/reset paradigm of delimited continuations, and explores in detail why continuations are incredibly useful and powerful idioms to build all sorts of control structures.