An investment of time and effort. Audio gear is surprisingly complicated for non-experts to research, evaluate and monitor. (Like even making sure your app is

An investment of time and effort. Audio gear is surprisingly complicated for non-experts to research, evaluate and monitor. (Like even making sure your app is using it, and didn't reset to your laptop mic when you accidentally unplugged it for a minute.) And fixing your lighting can require rearranging your entire office if you have a window behind you. Or investing in expensive blinds, etc.