When Your Software Design Professor Asks For Clean Architecture

手绘软件设计示意图，上方标红叉“PROBLEM”，两个标着thing 1和thing 2的方框间连线杂乱缠绕；下方标绿勾“Solution”，thing 1和thing 2通过中间标着thing in the middle的方框整齐连接。适合表达吐槽、无语、对比混乱与整洁。