If we're in "we can't rely the 3PAO's assessment or the JAB's (or DISA's) review of this cloud vendor" territory, then we're probably dealing with workloads far

If we're in "we can't rely the 3PAO's assessment or the JAB's (or DISA's) review of this cloud vendor" territory, then we're probably dealing with workloads far more sensitive than FISMA High or Secret, in which case it absolutely makes sense to DIY. But most workloads aren't that special.