Wouldnt the answer be: commit these dedicated, talented, key individuals to the knowledge tranfer effort, exclusively? You're trying to prepare for losing them

Wouldnt the answer be: commit these dedicated, talented, key individuals to the knowledge tranfer effort, exclusively? You're trying to prepare for losing them. So, try it out! Pull them off, and assign them to a cushy knowledge transfer process. You'll more safely learn about your true dependencies & get some of the knowledge you want at the same time.