I won't thanks, I have no idea what you're legal knowledge is, and I know from my own experience and from extensive discussions with solicitors, barristers and defendants that the advice given is sound.
Believe what you like, the solicitors who wrote No Comment do believe that some are, and they have a lot of experience of dealing with the fall out from crap duty solicitors.
One needs to know when to trust that person, not automatically do so.