Every now and again, I stand in front of a room of people who have barely heard of me and waffle on about topics I barely understand. Usually, an okay time is had by all!

OpenZFS User and Developer Summit 2026

• The scenic route to Userspace ZFS — and elsewhere

Everything Open 2026

• The unreasonable cost of open source contribution

Everything Open 2025

• quiz: tiny VMs for kernel development

MLUG November 2024

• What's new in OpenZFS 2.3

BSDCan 2024

• quiz: tiny VMs for kernel development

BSDCan 2024

• Why fsync() on OpenZFS can’t fail, and what happens when it does

AsiaBSDCon 2024

• Why fsync() on OpenZFS can’t fail (and what happens when it does)
• Dirty deals: the story of a data corruption bug in OpenZFS

TFCon 2021

• GOOD COMPUTER: a modern 80's-style computer

Infracoders Melbourne (August 2018)

• A talk about Consul

linux.conf.au 2017

• U 2 can U2F

CompCon 2016

• A br1ef h1st0ry of P@sswords

YAPC::NA 2016

• U 2 can U2F