... Early blues has a really solid theoretical structure, and the formal principles that it is built on are very similar to the ones that are used in classical music of a certain period.

Some of the people that learned blues by copying from records never grasped the underlying musical structure, but it is there...

Hi Ted, long time no talk, but I think you will have to amplify this particular assertion for the benefit of those luckless individuals like myself who grew up thousands of miles from the Mississippi delta, but who came to love the blues through listening to recordings ...