This time Karl didn't stop her, following Alyssa's lead into the "that just never happened" change of events that was ironically what he was trying to stop by telling her what he felt.
He didn't follow her immediately, having a need to take a moment to keep up with this mental change. If only it was as simple as a gear shift.
"It brings a lot of people together. It's not really about a ball of light and glass."