Comment by s1artibartfast

I don't know who you or the article are directing that criticism at.

Both models and methods are challenging. Biology is hard.

Who isn't digging in exactly?

Pharmaceuticals are more than a two trillion dollar market with Millions of scientists and engineers and doctors working diligently to refine the process.

There's tens of billions of dollars to gain for any company that comes up with even minor improvements to success rate.