De Vere's Shakespeare Sonnet Ciphers - Cipher Lesson

Watch this first and then "The Absent Lover".

Here is what you need to know in order to start finding De Vere's hidden ciphers. I really can't explain why no other cryptographers appear to have found them. The sheer number of hidden words that De Vere wants you to find is incredible. Clearly, he intended to escape censorship but the question remains - who knew how to read these messages?