Encapsulation (1)

Effective use of ghost variables depends on having a simple, preferably automated process to perform eager updates of shadow copies and to selectively swap master and ghost roles;

One enabling technique is encapsulation, by using set() and get() functions to hide all data references, after which data representations are easy to change.

Effective use of ghost variables depends on having a simple, preferably automated process to perform eager updates of shadow copies and to selectively swap master and ghost roles;