The Evolution of Elevator Interfaces

There's always something when you're going to an elevator to sort of kind of triggers your UX spider sense yeah and I guess one one aspect is also that at the same time we have those new systems and user interfaces and then we have those elevators that are 100 years old. The whole technology is not like changing so rapidly as you might see in other industries as well so we are seeing all the stages and all the from like different tryouts that there has been throughout the years at thesame time. How long is the how long is the kind of normal lifespan of a of an elevator interface that's in one that's installed? That's one core question for us.