Vintage computing (PDP systems): Dave discusses booting his PDP 1134 with RK05 drives and running 2.9 BSD Unix, plus formatting a SCSI drive on his PDP 1173.AI for technical problem-solving: Dave compares using ChatGPT and Grok to solve technical issues, favoring Grok’s efficiency with provided context.Machine learning for game playing: Dave’s project to build an AI to play Tempest using reinforcement learning and Deep Q Networks (DQN).Windows terminal (Warp) features: Discussion of Warp’s features like AI assistance and command completion, compared to traditional Windows terminals.Sponsorship and content ethics: Dave explains his selective approach to sponsorships, only promoting products he uses and likes, and transparency about affiliate links.OS stability and hardware compatibility: Reflections on Windows NT’s stability with well-defined hardware and blue screen issues with third-party drivers.System monitoring tools: Dave mentions using B-top and B-P-Y-top for system monitoring in his Warp demo.Command-line interfaces and shells: Covers experiences with SH, KSH, CSH, Bash, and PowerShell, plus Warp’s shell-like features.Terminal customization: Dave uses the Glass TTY VT220 font for a retro look in Warp.Privacy in cloud applications: Addresses concerns about Warp’s account requirements and data privacy.Custom Linux kernel building: Dave explains compiling a Linux kernel for specific features or debugging, contrasting it with the closed-source Windows kernel.Prime sieves and large primes: Discussion on handling large primes in a sieve algorithm, limited by memory constraints.Hypervisors and virtualization: Dave uses Hyper-V on Windows and Proxmox for device pass-through on other systems.Keyboard preferences: Dave uses a Corsair K70 with Cherry MX Blue switches in the shop.MS-DOS slash conventions: Explains why MS-DOS uses backslashes for paths to distinguish from forward slashes in command options.Hard drive size marketing: Discusses why manufacturers use base-10 (billions of bytes) while OSes use base-2 (gibibytes), affecting perceived sizes.Personal anecdotes and humor: Includes lighthearted moments like Dave’s beer label blackout after a sponsorship rejection and rare cursing off-show.