Spritz is a great technology that allows you to increase your reading time by 2x at least, by reducing (slow) eye movements. ★

While it may not be appropriate for source code, you will find it's very effective for simple text, such as blogs. ★

Quickly add a Spritz box to all your pages. Many configuration options allow to fine-tune your Spritz redicle. Find out more on spritzinc.com