When you arrive at the bottom and you have decelerated somewhat, instead of a shop is there going to be a laundrette ?
you can imagine the selfies being taken as you descend, just like that boy scout on the rollercoster (for those who are old enough to remember it).
:offtopic:When no one wants to go down it, they could rent it out as the biggest washing line in district. :oops:
If it can't be grown it has to be mined.