Why is running so slow in dynamo 0.7.2?

Why is running so slow in dynamo 0.7.2 ?
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<div dir=“ltr” style=“zoom: 1;”><span id=“result_box” class=“short_text” lang=“en”><span class=“hps”>Wait a long time</span>,</span></div>
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<span id=“result_box” class=“short_text” lang=“en”><span class=“hps”>No</span> <span class=“hps”>response</span></span>!!!</div>
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<div dir=“ltr” style=“zoom: 1;”>http://dynamobim.org/blog/
<h1 class=“entry-title”>Dynamo 0.7.2 and Revit Sundial</h1>
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<div dir=“ltr” style=“zoom: 1;”><span id=“result_box” class=“short_text” lang=“en”><span class=“hps”>The official</span> <span class=“hps”>case diagram</span> <span class=“hps”>so fast</span>! <span class=“hps”>!</span> <span class=“hps”>!</span></span> what???</div>
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QQ图片20141001092556

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<div dir=“ltr” style=“zoom: 1;”><span class=“short_text” lang=“en”><span class=“short_text” lang=“en”><span class=“hps”>Computer configuration:</span></span></span>
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<div dir=“ltr” style=“zoom: 1;”><span id=“result_box” class=“short_text” lang=“en”><span class=“hps”>Not bad</span>, right!</span></div>
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