@@ -135,7 +135,7 @@ We’ll start with a brief description of many principles, then we’ll go into
136<img class="ba" src="https://media.urbit.org/site/posts/essays/pre-03.jpg">
136<img class="ba" src="https://media.urbit.org/site/posts/essays/pre-03.jpg">
138−### B: Specific Design
138+### B: Specific Design {#specific}
1401) Always ack a dupe; never ack an ack.
1401) Always ack a dupe; never ack an ack.