No!
Chat messages, hearts and other social interaction use a minuscule amount of bandwidth compared to the live audio.
They are also handled on completely separate Mixlr servers.
So don't worry - you can chat and heart as much as you want, without affecting the experience for other Mixlr users.
![Jon avatar](https://static.intercomassets.com/avatars/880373/square_128/Jon-1483621959.png)
Written by Jon
Updated over a week ago