How multiple placeholders can be used

This is actually using algebra, geometry, and calculus… I didn’t create this idea.

As the line changes in location (through time), other Placeholders are found… in various realities (but never the same one).

The green line is static through possibilities/realities. It shows that there can be more placeholders without them being in the same reality, which is impossible. 

This doesn't explain what realities are, or why or if it is possible to have them