Software Unscripted, A weekly podcast of casual conversations about code hosted by Richard Feldman & sponsored by NoRedInk.

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The Roc Programming Language with Richard Feldman

December 29, 2023 00:00 0.0 MB Downloads: 0

José Valim hosts this episode, and chats with Roc Programming Language Richard Feldman about the language.

Making JITted Code Faster with Chris Neurnberger

December 09, 2023 1:09:05 103.46 MB Downloads: 0

Richard talks with Chris Neurnberger about his experiences making code run faster in the context of the Java Virtual Machine (JVM) and the similarities and differences between that and trying to make C++ code faster...among several other topics!

Things Web Devs Can Learn from Game Devs with Casey Muratori

December 01, 2023 00:00 0.0 MB Downloads: 0

Richard talks with Casey Muratori, a game engine programmer who's known for creating the term Immediate Mode GUIs, for his Twitch series Handmade Hero, and most recently for his excellent Performance Aware Programming course. They talk about performance and the programming culture around it, how memory safety relates to progarm architecture, what Web development can learn from game development, and even some concrete improvements that could be made to, you guessed it...CSS!

How Programming has Changed with Conor Hoekstra

November 25, 2023 00:00 0.0 MB Downloads: 0

Richard talks with Conor Hoekstra about how programming has changed over time - going back as far as COBOL - and speculate on the future of programming a bit.

Escaping Software Disenchantment with Nikita Prokopov

November 17, 2023 00:00 0.0 MB Downloads: 0

Richard talks with Nikita Prokopov, an open-source Clojure developer and creator of the Fira Code typeface, about some of the reasons he'd felt a sense of disenchantment with the direction of software in the past, and strategies he's developed for improving things in the future.

WebAssembly in Practice with Brian Carroll

November 05, 2023 00:00 0.0 MB Downloads: 0

Richard talks with Brian Carroll about his experience using WebAssembly in practice - including some of the benefits and challenges of using WebAssembly in practice, why WebAssembly adoption might not be as high as it could be today, and speculation about what the future might hold for it.

Disassembling Languages with Matt Godbolt

October 22, 2023 00:00 0.0 MB Downloads: 0

Richard talks with Matt Godbolt, author of the godbolt.org Compiler Explorer, about how certain aspects of the Compiler Explorer work, as well as "disassembling" language designs themselves - talking about reference counting optimizations, destructors and unwinding, and even defending the infamous design decision of NaN != NaN.

Designing Compilers for Speed with Troels Henriksen

October 12, 2023 00:00 0.0 MB Downloads: 0

Richard talks to Futhark language co-creator Troels Henriksen about how to design compilers for faster performance.

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Gradual vs Static Typing with José Valim

September 21, 2023 00:00 0.0 MB Downloads: 0

Richard talks with José Valim, creator of the Elixir programming language, about the differences between gradual typing and static typing - including whether gradual is the best of both worlds.

The SemVer Rabbit Hole with Predrag Gruevski

September 11, 2023 0:58:14 87.24 MB Downloads: 0

Richard talks with Predrag Gruevski, author of the cargo-semver-checks tool for detecting accidental semantic versioning mistakes in Rust packages, as well as Trustfall, which is an incredibly flexible query engine. They talk about why semantic versioning is so especially tricky to get right in Rust, tradeoffs in different package managers' approaches to semver in general, and how his work on cargo-semver-checks motivated him to create a tool for querying data in just about any format.

Type System Complexity with Chris Krycho

September 06, 2023 0:49:46 119.42 MB Downloads: 0

Richard talks to Chris Krycho about TypeScript's unusual take on semantic versioning, and type system complexity tradeoffs between various different languages.

Making Parsing I/O Bound with Daniel Lemire

August 17, 2023 00:00 0.0 MB Downloads: 0

Richard talks to Daniel Lemire about his work on simdjson, arguably the fastest JSON parser in the world. They also talk about parsing performance in other contexts, benchmarking, NodeJS string representations, and textbook approaches to performance versus real-world experimentation.

Niche Domain Knowledge with Ashley Williams

August 08, 2023 0:54:38 133.34 MB Downloads: 0

Richard talks with former Rust core team member Ashley Williams, aka ag_dubs,, about various different types of niche domain knowledge - from CSS tricks in web development to low-level systems programming, package managers, and even organization-specific domain knowledge.

Building a Terminal in Zig and Swift with Mitchell Hashimoto

July 18, 2023 00:00 0.0 MB Downloads: 0

Richard talks with HashiCorp cofounder Mitchell Hashimoto about a side project of his: a high-performance terminal emulator that he wrote using Zig and Swift, and which has become his daily driver terminal.

React Hooks Design Review

July 11, 2023 0:50:00 48.0 MB Downloads: 0

Richard talks to Scott Trinh about the design of the React Hooks API - what motivated it, what tradeoffs it introduced, and what design priorities it reveals about React as a whole.