Haber process also has its negatives, such as an ammonia resource for war, and the growing use of factory/unsustainable farming actually threatens environments and clean water. It is also one of the biggest consumers of energy on the planet.
Maybe a better example is the transistor(and tons of other stuff) from Bell Labs, but AT&T wasn't exactly a plucky startup, and has a monopolistic/anti-competitive past that tarnishes its history.
Maybe both of these examples show the importance of research, and the ability to tinker/explore solutions without profit motive pressures getting in the way.
Maybe there are many reasons to do research and people will often learn just for the sake of learning. But to turn that research into an actual useful, available product on the shelf - you need a profit motivation. Otherwise nobody will do the unsexy work and then there will not be money and nice condition for pure research either.
"Communists are scary" is a poor argument.
Basically everything in your dwelling.
I would like to see environments where entrepreneurs are encouraged, and where failure doesn't mean financial ruin. The current landscape sees a lot of people betting their futures, or being completely unable to participate(health insurance/family concerns).
Starving people are not good for the environment. They stop caring about anything but getting food.
Profit-driven farms are why you're able to type into your computer complaints about capitalism, sipping your morning Starbucks, rather than holding a cup on a streetcorner begging for an apple.
US farming/agriculture actually has a long history of relying on government relief, subsidies, tariffs and low-cost/free federal land use to remain profitable.
Sure many individuals will fail, but if you planned everything - you will recover. And the benefits for the collective/country are just so big.