The target for content like this is the developer who prefers to be walked through the content. They need to visualize the content, be talked through the examp

The target for content like this is the developer who prefers to be walked through the content. They need to visualize the content, be talked through the examples and "spoon fed" the information. One of the main features is the ability to track their progress on a public transcript page which people can link to to prove that they've gone through the material.