4. 他 们 为 何 选 择 sakai ? a “ Sakai offers value to members because collaborative development of open-source solutions allows freedom to create local custom solutions, while sharing the cost of 'standard' code. Sakai is an implementation of service oriented architecture goals and aims for useful services to reduce new development time and 'pluggable' components that can be added and removed to create local implementations according to local needs.” John Norman, Sakai Board Chair and Director, Centre for Applied Research in Edu Tech University of Cambridge Source: Introduction to Sakai @ 8 th Sakai Conference , Anthony Whyte, Sakai Foundation / University of Michigan