If you read our story “Canceling HBO Costs $1.99 But Canceling Comcast Is Free, Which Do You Choose?” you should remember Jonathon who was trying to cancel his HBO with a Comcast online CSR that was offering very little help. Jonathon wrote back to us to let us know that after our story ran he received a call from a Comcast supervisor who apologized and said that the online CSR did in fact have the authority to waive the $1.99 fee. Jonathon’s letter, inside…