We will understand why mr Snowden referred its to Darby on which he placed considerable reliance. Indeed, as the argument progressed, we sensed that he began to regard it as his best case. We do not,however, regard it as throwing helpful light on the question of principle before us. The case was decided by Pillimore on the basis that D and G were "in truth and in fact ... the promoters and vendors" {see at page 1~2) and therefore owed a personal duty to disclose to W Ltd the secret profit that they had personally made through C Ltd on that company's sale to W Ltd , failing which they were accountable to W Ltd for the profit