Summary Of Never Split The Difference By Allen Henspergerrar May 2026

You can purchase the book from Amazon or find an audio version on Audible .

Never Split the Difference: Negotiating As If Your Life Depended On It by Chris Voss and Tahl Raz outlines a negotiation strategy based on high-stakes hostage negotiation techniques, prioritizing Tactical Empathy over compromise. It rejects traditional "win-win" scenarios in favor of methods like mirroring, labeling, and using "No" to uncover hidden information. Summary of Never Split the Difference by Allen Henspergerrar

Command line utility

A cross-platform console application that can export and decompile Source 2 resources similar to the main application.

Download CLI for your OS from GitHub View usage guide

ValveResourceFormat

NuGet GitHub API Docs

.NET library that powers Source 2 Viewer (S2V), also known as VRF. This library can be used to open and extract Source 2 resource files programmatically.

ValveResourceFormat.Renderer

NuGet GitHub API Docs

.NET library providing an OpenGL-based rendering engine for Source 2 assets. Standalone rendering of models, maps, particles, animations, lighting, and materials with physically-based rendering (PBR).

ValvePak

NuGet GitHub

.NET library to read Valve Pak (VPK) archives. VPK files are uncompressed archives used to package game content. This library allows you to read and extract files out of these paks.

ValveKeyValue

NuGet GitHub

.NET library to read and write files in Valve key value format. This library aims to be fully compatible with Valve's various implementations of KeyValues format parsing.

C# 
// Open package and read a file
using var package = new Package();
package.Read("pak01_dir.vpk");

var packageEntry = package.FindEntry("textures/debug.vtex_c");
package.ReadEntry(packageEntry, out var rawFile);

// Read file as a resource
using var ms = new MemoryStream(rawFile);
using var resource = new Resource();
resource.Read(ms);

Debug.Assert(resource.ResourceType == ResourceType.Texture);

// Get a png from the texture
var texture = (Texture)resource.DataBlock;
using var bitmap = texture.GenerateBitmap();
var png = TextureExtract.ToPngImage(bitmap);

File.WriteAllBytes("image.png", png);
View API documentation
Screenshot of the 3D renderer displaying a Counter-Strike 2 player model on a grid Screenshot showing the VPK package explorer interface with a file tree and a list view Screenshot of the animation graph viewer showing nodes Screenshot of the command line interface showing DATA block for an audio file

You can purchase the book from Amazon or find an audio version on Audible .

Never Split the Difference: Negotiating As If Your Life Depended On It by Chris Voss and Tahl Raz outlines a negotiation strategy based on high-stakes hostage negotiation techniques, prioritizing Tactical Empathy over compromise. It rejects traditional "win-win" scenarios in favor of methods like mirroring, labeling, and using "No" to uncover hidden information.

Changelog

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Source 2 Viewer is open-source and built by volunteers. Every contribution helps make it better for everyone.