Hacker News Reader

Seems like this game engine is built on top of RubyMotion which compiles to byte code - no (slow) Ruby VM. This probably also allows them to bundle the game for many platforms.

For hobbyists Gosu (https://www.libgosu.org/ruby.html) should be good enough, but is not very convenient to bundle and distribute.

Further down on the page:

> Optimized for size and speed. This is not the same Ruby you'd use for building web apps with Rails (far from it).

> DragonRuby is powered by highly optimized C code written by Ryan C. Gordon. He is one of the core maintainers of libSDL

Name dropping Ryan Gordon sold me on taking this for a spin.

For a start, most computers have more than 64 MB of memory these days.

The GC has changed a lot in the past 20 years too. Here's a great talk about it: https://www.youtube.com/watch?v=lcQ-hIfiljA