He came from the future. He showed us his time machine (1), the schematic of some internal parts of said time machine (2) and the effect of shining a laser out while time-traveling (see the light bend!). Who he?

Cracked by krudebox, Rogi, shrik, AmK, udupendra, Addikto, Dibyo, v.chandrashekar, Gurupad, madhur, Raghuvansh, abhijeet and Rithwik K