Should you let your primer dry before applying foundation?

Should one allow their primer to fully dry before applying foundation? Is it crucial for the longevity and appearance of one's makeup? Could skipping this step lead to an uneven or patchy application? Does the type of primer or foundation used impact the necessity of this step? Are there any benefits to waiting for the primer to dry, aside from enhancing the overall look of the makeup? How long should one typically wait for the primer to dry? Could this process be expedited in any way?