govern disk so try to have a tech stack that is let's say a future proof and that you see it is really something used in beckons on beckons where let's say lucky here we are not as volatile eyes for example JavaScript frameworks became Java before we have Java now just we have different flavors but this is it also try not to limit the tech stack in a way that I don't know if you need something where you see graph databases will be good don't be limited by ok do it in the positives or something like this don't do like I say tech