Community Tip - Your Friends List is a way to easily have access to the community members that you interact with the most! X
CLI to check whether a member's tip revision is already on a devpath
Take a Look at the "si locate" command.
It gives you the information where (on which dev path) the requetsted member is used in which revision.
You can also use the "si rlog" command to identify the head revision for a certain member.
combining These two command in a script should do the Job.
HTH Matthias