> Individualized immune cancer therapy has been touted as the next big thing for half a century. It's nothing new, and with few exceptions, such as skin cancer, has failed to yield much. scientists, for decades, have tired to harness the immune system to attackcancer and it almost never works.

"Almost never" is doing a lot of work. You may be aware that most drugs fail over the course of development and human trials?

Anyway, checkpoint inhibitor therapy is a massive boon to oncology and was only brought into widespread use over the past 15 years.