spell

meta/youre-doing-computing-wrong.html

@@ -172,7 +172,7 @@ <h2>my garden rules</h2>
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         <strong>keep it short</strong>: i used to write very long posts that
-        took a long time. it's difficult to stay focussed for a long time.
+        took a long time. it's difficult to stay focused for a long time.
         rather keep it short and increase the chance of getting it out.
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