Klig v. Deloitte LLP, C.A. No. 4993-VCL (Del. Ch. Sept. 7, 2010), read opinion here.
This 22-page opinion is must reading for any attorney who: (i) seeks to maintain an attorney-client privilege in Delaware litigation; (ii) needs to prepare a privilege log under Delaware law; (iii) practices in the Delaware Court of Chancery