"their livelihood invested" - somebody said that "you can't be a true scientist if you don't rejoice when your model fails". As you suggest, a researcher today

"their livelihood invested" - somebody said that "you can't be a true scientist if you don't rejoice when your model fails". As you suggest, a researcher today can't afford that. The best of science is done when somebody is "playing" curiously and without being invested in the expected results. In today's academia you just can't do that, or very rarely.