xm's randomity on Type-Moon and other weirdness

In late 2010, I published a Nasuverse short story that was part of a series I called, "Endless Number of Possibilities". The setup is like so.

Tohsaka Rin and Kohaku are in the Mage's Association, doing experiments. They succeed in one; a machine that shows them what life would have been like if X happened instead of Y. These bits were intended to have their own narrative, (ex, Saber was Shirou's lover but she died, Arc and Shiki are an item), but I've now dropped them because ...