which explains the tools that Capybara provides for dealing with this.
+###PhantomJS crashes under OS X
+Some users have reported problems that manifest themselves as PhantomJS crashes when using Poltergeist under OS X (see [issue #44](https://github.com/jonleighton/poltergeist/issues/44)). It has been observed that many of these crashes are caused by CSS `@font-face` declarations that cause PhantomJS to request TTF files.
+To alleviate this, configure your application to deny access to TTF files to PhantomJS under OS X. Under Rails, you might try using the `rack-contrib` gem, by adding to your `:test` group in your `Gemfile`:
+# used for Rack::SimpleEndpoint in test environment for