Scandalous guideline of Attorney General Goldsmith

The following is a quote from The Guardian of 3rd November, linked here, regarding prosecution of the Prime Minister in the honours for sale scandal: It is thought that Lord Goldsmith will consider whether prosecutions that damage confidence in the two main political parties are really in the public interest. The truly frightening aspect of this theory is that it is only by exposing the corruption of the two main parties will probity have any chance of being restored to the British political process!