I think instead of "encapsulation", they should use the word "locality". Changes are easy when the consequences of a change are local. Encapsulation may be a wa

I think instead of "encapsulation", they should use the word "locality". Changes are easy when the consequences of a change are local. Encapsulation may be a way of doing this, but not the only one. Encapsulation also has a lot of baggage from OO.