Exactly the reasons you've been told Bose and more importantly you've been told by one of the people we've been assisting rather than us. Police and legal advice to ensure the best chance of success with the present 4 fraud charges and the next set of charges after those.
In the light of the previous sentence this thread in particular will not be the subject of speculation and comment.
UPDATE: The brief, preliminary hearing this morning resulted in the case being listed again in mid March for mention, plea and directions.