nce the entire development history
is browsable using darcs), but it probably isn't that useful in its current
form.</p>

<p>Ur-Scheme is:</p>

<ul>

<li><b>Reasonably fast.</b> It <b>generates reasonably fast code</b>
&mdash; when compiled with itself, it runs 2½ times faster (in user
CPU time) than when it's compiled with <a
href="http://www.call-with-current-continuation.org/" >Chicken</a>, 1½
times faster than
when it's compiled with <a
href="http://dynamo.iro.umontreal.ca/~gambit/wiki/index.php/Main_