[valcron1000]

> They are equivalent to the Lisp condition system

Not exactly correct due to the lack of higher order effects (https://news.ycombinator.com/item?id=20513370), but the condition system is "good enough" for a lot of use cases

[phoe-krk]

TIL. The way I understand it, that's because CL is not required to perform CPS on its code and no CL implementation exists that does it on its own.