I wish you&#x27;d asked it like this:<p>Chrome has had memory profiling for at least 2 years.
<a href="https:&#x2F;&#x2F;developer.chrome.com&#x2F;devtools&#x2F;docs&#x2F;javascript-memory-profiling" rel="nofollow">https:&#x2F;&#x2F;developer.chrome.com&#x2F;devtools&#x2F;docs&#x2F;javascript-memory...</a><p>How does Firefox&#x27;s new profiling feature compare?