<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>Performance on Gianni Leggio</title><link>https://www.giannileggio.com/en/tags/performance/</link><description>Recent content in Performance on Gianni Leggio</description><generator>Hugo -- 0.153.0</generator><language>en</language><lastBuildDate>Mon, 06 Apr 2026 12:42:57 +0200</lastBuildDate><atom:link href="https://www.giannileggio.com/en/tags/performance/index.xml" rel="self" type="application/rss+xml"/><item><title>Protocol Zero Friction II: from 3 seconds to 100ms</title><link>https://www.giannileggio.com/en/posts/zsh-optimization/</link><pubDate>Mon, 23 Feb 2026 00:00:00 +0000</pubDate><guid>https://www.giannileggio.com/en/posts/zsh-optimization/</guid><description>How I reduced zsh startup time from 3 seconds to 100ms by eliminating Oh My Zsh, caching completions, hardcoding Homebrew paths, and extracting hardcoded secrets.</description></item></channel></rss>