The algorithm is that secret software machine that determines which videos the home page suggests for you, based on your watch history, trending videos, and the most popular videos on the site.
Byrne argues in The Secretfor the power of positive thoughts, which she says will act like magnets to bring things your way, helping you identify and externalize your internal strengths and capabilities.
The last piece of the secret sauce for Instagram is allowing one place on the app to scroll through all the various photos your friends have posted and then comment on them or like them.