Those used enterprise drives are actually highly reliable but they do make a ton of very unpleasant sounding noise and it's not just loud "brown noise" whirring like a normal HDD.
Here is a video of what they sounds like, not something most people would want on their desk.
It's probably a matter of taste, but every one I've ever heard was absolutely not something I would want next to me on my desk while I was trying to focus.