<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div id=":16w" class="a3s" style="overflow:hidden">From a practical point of view, at the low level the implementation is<br>
heavily optimized for functions that return exactly one value.<br>
Functions that return a different number of values are slower.</div></blockquote></div><br>Does this mean I'm better off returning (cons a b) than (values a b)?</div></div>