All the time.
Man induced genetic changes do nothing to prove evolution.
I think you should read the article again. Scientists are attempting to replicate natural beneficial mutations for therapeutic purposes.
Give me specific examples of genetic mutations that are not detrimental.
It happens *all the time* is NOT an example.
Every genetic mutation I know of in humans either does nothing, or causes serious birth defects and often results in sterility.
Show me any spontaneous change in genetic mutations that has cause a beneficial change in humans.