because out of four lifts, only one is working, for example. the problem with lifts is that they don't work well. basically, they break down on an average of four times a year. people get stuck into them for hours and hours — a total of 1,400 years of stuck people every year in the world. so a smart box is connected to each lift and, using ai, traffic patterns are worked out from the data gathered. it means that breakdowns can be anticipated and lifts can be made available on the floors they are needed most. we can provide to the building manager clear analytics of which floor are the most used, how are the traffic patterns during the day, which are the door cycles, and how they can accurately reprogram the lift patterns to match the traffic patterns of the building. and wheelchair users could have an even longer wait,