Which business suffered from strategic drift?

Could you elaborate on the specific business that experienced strategic drift? What were the initial objectives and strategies of this company, and how did they gradually deviate from those original plans? Did the company make any significant changes in its leadership, market positioning, or product offerings that contributed to this drift? What were the consequences of this strategic drift on the company's performance and market position? Additionally, are there any lessons that can be learned from this case study to prevent similar strategic drifts in the future?