Every piece of breakthrough technology you use has followed this process to some degree, it takes time. As with any field, folks are resistant to new ideas and methods.

Despite being poorly-organized, the medical field is collectively quite conservative and moves slowly - "first do no harm" is kind of the name of the game.

> Despite being poorly-organized, the medical field is collectively quite conservative and moves slowly - "first do no harm" is kind of the name of the game.

The medical profession seems to hold on too dearly to the action/omission distinction. Preventing life saving tech from becoming prevalent, arguing against challenge trials, advocating against NP responsibility expansion, etc. etc. -- all of these things do tons of measurable harm.