You can, and should, remove it to not give their graph more data about you.
* https://www.youtube.com/watch?v=SCFXV6o7cro&lc=UgyhehHF9YBGF...
(-:
For M. Kimlat's own commentary and someone else's particularly insightful comment:
* https://www.youtube.com/watch?v=49CSV2w0i0g&lc=UgxqIy_Vgt37q...
For the time spent on prep for the second appearance:
* https://www.youtube.com/watch?v=X5VTb7fesN4