This videos are really interesting but it seems to me that the last 3 episodes have been basically the same. ————摘自youtube评论
link
Slow start-up apps cause unhappy users.
是的，我同意！
但是你能不能多讲一些干货？
Android has tools to help.
Method Trace
前面两节已经讲过这个，图片我就不贴了。
Solution: lazy loading
