It is now for a couple of hours in the permanent 'stress' and is thereby hardly appreciably warm. By rubber corners disk also transmits no annoying vibrations.
To my mind, the board is also quite silent, at least compared to any other external hard drives that I have in operation!
Only the power supply looks a bit shabby, but as long as it does its job is to me not care.
From me there's ne purchase recommendation; who wants to expand its hard disk space inexpensively and frills such as automatic can do without on and off with the computer that can confidently rely on the Western Digital Elements.
Respect also at Amazon, in the Christmas turmoil it has lasted just one day after ordering to delivery was with me!