> Best yet: have an API for for check whether or not an SSD has a supercap, whether or not the supercap still holds charge, and policy for honouring cache flush

> Best yet: have an API for for check whether or not an SSD has a supercap, whether or not the supercap still holds charge, and policy for honouring cache flush requests. Let the OS decide based on a policy I set. I'm sure there's some SMART flag that shows it. No idea which though, not one of them is properly documented.