Who Wouldn't Pay $30 for a DNA Nip and Tuck?

The author describes advances in crispr, a bacteria-based gene-therapy technique capable of changing a particular part of genetic code efficiently and cost-effectively to treat diseases and extend life. He cites the cure of a one-year-old girl's leukemia by British researchers through gene therapy. He talks about the promise of treating a rare form of blindness by biotech company Editas and increasing muscle mass and extending life through telomerase gene therapy by biotech start-up BioViva.