We need more of this. Podcasts and videos don't work well for me at all and there are far too few transcripts around. The notes and context is going above and beyond right now but it really should be the norm as well.

His podcasts with the transcripts are great. A transcript should be the expectation for every well produced podcast. It not only helps those who prefer text and those who would prefer to skim the content, it aids those who aren't watching their native tongue to understand and gain from material. On the other hand, a transcript of a great discussion misses much of the inflection and some of the context that we get from listening.

Patio11 links a service that crowd-sources the translations, while the cost may be high for a beginning blogger it is peanuts for a startup or a high traffic site.

In one of my better elementary school science projects (not saying much, the rest were awful) I tried to compare auditory and visual learning in memorizing sets of numbers. The only result I remembered was that I learned better from reading the numbers on the page and that my siblings were different.

Same with Ryan Bates and Railscasts. Bringing it up since OP brought up Rails.