have an early start in using technology I think the app and the use case of Traken traces one thing and what we can do in the network in assessing the amount of mobility is another use case but we should mix it - thanks Tomas a question to all of you what are the international kind of best practices that you've seen when it comes to using technology in order to tackle the library if you want I can start because this is what we have been looking into a lot I think it depends you know clearly you can find a lot of interesting