[time_to_smile]

> yes, of course `caddddr` will be unreadable, probably, so just don't

I've found in general, while cute that they exist, the ca*d*r family of functions are certainly a code-smell in any lisp/scheme. They're typically a sign you really want a rather different data structure than a list, and if not they can almost always be replaced with `drop`/`take`.