Recent changes in the US have changed that calculus but you can’t create an entire industry in the blink of an eye (and, of course, those changes can be reversed at any point)
In order for all of this to work cleanly, you need the everyman taken care of and actually willing to participate and have hope for the future. Until then you'll just get a slew of likely underhanded populists, because they at least pretended to care.
Because scientific industries form a part of the US economy and hire a great many average Americans! And when you employ a good number of people there are a bunch of connected industries you spend money with, who in turn employ a lot of average Americans.