<p><pre><code>  &gt; Subsequently in the 00&#x27;s, escape analysis made pretty 
  &gt; giant leaps forward, leading to the memory system you 
  &gt; have in Rust today.
</code></pre>
Rust doesn&#x27;t use escape analysis, its analyses are based on Cyclone&#x27;s regions system (which did arise in the mid-&#x27;00s). Or are you implying that there&#x27;s a lineage leading from escape analysis to regions systems? (I&#x27;m unclear on Cyclone&#x27;s own heritage.)