Physicists concluded that the first detected gravitational waves, in September 2015, were produced during
the final fraction of a second of the merger of two black holes to produce a single, more massive spinning black hole.
During
the final fraction of a second, the two black holes collide into each other at nearly one - half the speed of light and form a single more massive black hole, converting a portion of the combined black holes» mass to energy, according to Einstein's formula E = mc2.
Not exact matches
If you doubt this, consider the fan backlash and outcry when they watched the
Final Fantasy VII Remake trailer that sampled a
fraction of a
second of combat.