According to emerson what idea makes every heart vibrate

Individualism/self-reliance

Explanation:

"Trust thyself: every heart vibrates to that iron string"

In this quotation Emerson wants to emphazise on the virtues of individualism and self-reliance. Emerson believes that every person has his/her power and that every heart vibrates in a particular way because we are all different and we have different virtues and we should trust in ourselves.

there is 2 main differences, basically which are the users and the market. the other difference is the kind of content

people who use tik tok are mainly people from east asia, kind of like the app douyin. musically, on the other hand, are used by people from america or european countries.

while tik tok videos show things like daily life videos, comedy, or just funny videos, musically are like people mimicking songs with their own actions, 'imitate' singers and video clips.

hope this !