You can deliver energy at the speed of light in 2018 what could happen in 2040
The sequence of damage in the biological effect of laser radiation is as follows:
1- A sharp rise in temperature accompanied by a burn;
2- This is followed by effervescence of interstitial, as well as cellular fluid;
3- The resulting steam creates enormous pressure, resulting in an explosion and shock wave, which destroys the surrounding tissues.
& that would be it :)