PHP has been around for a long time, and it’s starting to show its age.
From top to bottom, the language has creaky joints. I’ve decided to take
a look at how things got to this point, and what can be (and is being)
done about it. I start out pretty gloomy, but bear with me; I promise it
gets better.
Author makes points about issues with the PHP language and it's general lack of progress.
Read more at http://phpadvent.org/2011/cracks-in-the-foundation-by-gwynne-raskind