i think it's mostly that most scientific studies have no clear outcomes, people want resolutions not "we did this study, it wasn't perfect but the findings seem

i think it's mostly that most scientific studies have no clear outcomes, people want resolutions not "we did this study, it wasn't perfect but the findings seemed to point towards this effect and more better studies should be done in this area to back up this before we can say it probably does cause this effect" is not anything anyone who isn't a scientist would care about, especially since those further studies will very likely not happen