="l00095"></a><span class="lineno">   95</span><span class="comment">   * moving `unique_ptr&lt;Blob&gt;`s around: constant-time/cheap though it is, if we can avoid it, good.</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span><span class="comment">   * This value is pretty decent; 1 is really most typical, while 4 shallow `unique_ptr&lt;Blob&gt;`s is not a ton of RAM. */</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</