With eSIM, that you may park a host for later use

https://padlet.com/lakestay410nnrtf/bookmarks-jcjmavtw3jrdnfcj/wish/AL83Wz7lN7LMa0Pg

With eSIM, one can park a number of for later use, keeping it inactive yet ready to turn on whilst essential with out handling a actual card at all.