Questions and answers session from January, 2025.

Timestamps

• [@0:00:00] Introduction
• [@0:02:42] What’s your stand on “the AI stuff”?
• [@0:06:51] Have you had to do a “LeetCode” interview?
• [@0:09:52] How can I actually finish projects I start?
• [@0:12:53] What is your opinion about nix and NixOS?
• [@0:16:48] How do you view the Zig programming language?
• [@0:19:18] Will you do any more CodeCrafters streams?
• [@0:21:18] will you do any more from-scratch building videos?
• [@0:21:57] Do you use a debugger like GDB?
• [@0:24:40] Will you decrust rayon?
• [@0:26:11] Can you tell us more about ReadySet?
• [@0:30:28] Who’s been instrumental in your programming journey?
• [@0:34:08] What do you think about Amazon’s recent RTO-mandates?
• [@0:39:31] How do you navigate a large codebase?
• [@0:45:23] How do I learn to write performant code in Rust?
• [@0:49:35] Can we ever be truly free from libc?
• [@0:52:15] How did you learn to speak so “carefully”?
• [@0:58:32] Do you have any favourite Rust or programming blogs?
• [@1:03:23] I’m learning Rust but am struggling to follow your book/videos
• [@1:07:48] Should rustc move away from C++ written LLVM?
• [@1:11:41] What are your thoughts on the state of IPv6?
• [@1:13:30] Are you interested in formal verification?
• [@1:25:16] If you could study CS again, what would you do differently?
• [@1:29:50] As a Principal Engineer, do you escape the PM aspects?
• [@1:34:16] Do you have ethical concerns about working in the military industry?
• [@1:44:03] Can you provide more technical details around what you’ve worked on?
• [@1:49:30] Thoughts on the Rust 2024 Edition?
• [@2:02:12] Rules of thumb for “bolt more on” vs “just rewrite it”
• [@2:05:19] What are your main sources to keep up with new technologies?
• [@2:09:04] Do you still keep up to date with academic research?
• [@2:11:29] What inspired/influenced your way of working with humans?
• [@2:18:42] How can we help you make more educational content?
• [@2:36:15] Have you read about the academic research around CRDTs?
• [@2:37:51] What do you think about Rust-side GUIs like Tauri?
• [@2:41:22] What is missing from Rust?
• [@2:51:00] What are you looking forward to the most in 2025?
• [@2:53:22] How are the cats doing?
• [@2:56:56] Is this OK to wish Helsing will never need to use its products?
• [@2:58:55] How do you choose the right abstractions when coding in Rust?
• [@3:01:18] Is the Rust performance debugging experience worse on macOS than Linux?
• [@3:03:49] Have you ever used Elixir/Erlang/other BEAM-based languages?
• [@3:07:49] Rust with a team who are excited about Rust but have no experience
• [@3:10:06] What’s a concept that you initially found challenging?
• [@3:13:35] Picking Rust as a startup language
• [@3:15:27] Is the adoption of Rust slowing down?
• [@3:16:50] What new technologies are you willing to learn this year?
• [@3:18:03] Have you considered going vegan?
• [@3:20:37] Does Helsing sell arms to Israel and would you stay if they did?
• [@3:22:06] What is something that you think is underrated?
• [@3:29:18] Running through remaining questions (list in description)

Here are the questions I covered in the “run through” at the end. There were way more questions left that these, but these are the ones we go to!

• What is one thing you regret learning in 2024?
• Thoughts on gpui from the zed team?
• What language would you “main” if rust wouldn’t exist?
• How do you see Rust in Linux kernel?
• Have you used ghostty?
• Have you made any updates to your setup recently?
• Are you neurotypical?
• What do you think about graphics programming in Rust?

3:32:14

• Why is your mascot a llama?
• How hard is it to land a first job working with Rust?
• Will you decrust actix-web?
• Have you ever had to fix memory fragmentation issues in Rust?
• What are your plans for 2025 around content creation?
• How do you retain knowledge?
• How do you stay motivated?
• How can you stay so lean all the time?
• What do you enjoy except coding?

3:35:35

• Is it expected to look so many things up while reading R4R?
• When did you pick up Rust?
• Why didn’t you stay in academia?
• Is self-teaching Rust possible?
• Are you afraid of dying (too early)?
• How can I improve my English?

3:39:34

• What is the tech stack for this site?
• Why doesn’t Rust support arbitrary sized integers (e.g., u1, u2)?
• Why can’t Rust’s std be distributed as a static library?
• What’s the source of your aversion towards Blockchain?
• Are you still enjoying Norway?
• Are you concerned about Rust unsoundness bugs?
• What software do you use for dealing with documentation?

3:44:50

• How do you keep up with friends (esp. across timezones)?
• Have you tried the zed editor yet?
• Does being in Norway make up for career/income upside lost from the US?
• Any wisdom on Borrow vs AsRef?