You haven't diminished the ability for 350 million people to do things, practically, by shaving 1 cent off of them. But adding the ability a million dollars provides one individual to do something cool with 1 million they couldn't do before has increased the overall capabilities of everyone.
In essence, you've just described Kickstarter's business model.
Basically, even if individual bacteria are unnoticed enough of them can kill you.
If tiny minority + 'society' is the entirety of the system, then that's true, but there are also plenty of players who lose out due to restrictive IP regimes—and it's hard to quantify the extent of those losses. (Whether or not the benefits they would reap from looser IP are appropriate or fair is beside the question for utilitarian computations.)