Put Your Pants On


When developing QED Feynman introduced the Feynman Diagram to show the interaction between particles

feynman1
[8]
or                                                the string equivalent is

string


the annihilation of two closed strings into a single closed string occurs with a interaction that looks like:

interactions

This has been compared to pants-- so-called space-time trousers diagram[9]

Brane New ?