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Talks ∋ What is ruby fo(u)r?

Introduction

I gave this talk at Haggis Ruby 2026, LRUG June 2026, and NWRUG June 2026.

This is a placeholder until I write it up. A transcript + full slides will eventually appear here.

Video

A video of this talk is available on LRUG.org:

a still from the video of this talk, it's the title slide on the right, taking up most of the screen, and a video of my face taking up a small portion of the left of the screen; I'm waving a finger in it

What is ruby four?

Some diagonal wedges of the Murray of Atholl tartan on the top left and bottom right act as accents for the title slide, including the Haggis Ruby mascot on the top right, text: What is ruby four? Murray Steele; Caption Hub; @hlame@ruby.social

A talk about the changes in Ruby 4, with the history of the changes in rubies 1, 2, and 3 as context. Ending with musings on what ruby is actually for.