12 months you don't need to query yes it be you can have it in your cash and query the cash or in memory store in this case cash is more like a memory storage and so it's dependent scenarios you try to find how data is used and how often data is changed on the back end and then you made a wrapper around that that can make your life easier where you don't need to go directly to the back and then you don't need to scare it that much okay a lot of questions today thank you Luca thank you even for your time [Music]