class="special">&lt;&lt;</span>
            <span class="char">'b'</span></code> is not a spirit generator, it
            is a numeric expression, left-shifting the ASCII (or another encoding)
            value of <code class="computeroutput"><span class="char">'a'</span></code> by the ASCII value
            of <code class="computeroutput"><span class="char">'b'</span></code>. However, both <code class="computeroutput"><span class="identifier">lit</span><span class="special">(</span><span class="char">'a'