A Tale of Two Tweets
or how Twitter broke the bidi algorithm.

For years I have been trying to explain to anyone who would listen that the Unicode Bidi Algorithm has a fundamental flaw. The problem was that I did not have strong practical examples… and then along came Twitter.
My complaint is that Unicode bidi considers most characters that are not letters or numbers as neutrals and, [...]

Mashing Up Bidi - Unicode Conference Slides

At the 33rd Unicode Conference I gave a presentation around the problems I encountered in my previous post Mashing Up Bidi. Here are the summary and slides:

Mashing-up Bi-Di
Mash-ups is a relatively new fashionable word on the Web - taking bits of other web sites to build up your own web page. It is not new [...]