Matz’s Slides at Ruby Conference 2002, OOPSLA2002, LL2 and
O+F Kansai (Japanese) are available.

[Ruby Conference 2002][1]
: Slides: [http://www.rubyist.net/~matz/slides/rc2002/](http://www.rubyist.net/~matz/slides/rc2002/)

[OOPSLA 2002][2]
: Slides: [http://www.rubyist.net/~matz/slides/oopsla2002/](http://www.rubyist.net/~matz/slides/oopsla2002/)

[LL2][3]
: Slides: [http://www.rubyist.net/~matz/slides/ll2/](http://www.rubyist.net/~matz/slides/ll2/)

[KANSAI OPENSOURCE+FREEWARE 2002][4]
: Slides: [http://www.rubyist.net/~matz/slides/of-kansai2002/](http://www.rubyist.net/~matz/slides/of-kansai2002/)

Last item is in Japanese.
Compare it with LL2 slides in English to learn Japanese. :)


[1]: http://www.rubyconf.org/index.php
[2]: http://oopsla.acm.org/
[3]: http://ll2.ai.mit.edu/
[4]: http://of.good-day.net/