Enterprise grade hardware: IMHO, got nothing to do with "Server" above. But if you're business relies upon the "Server", you should run it on "Enterprise grade hardware".
You want to run your own web server in your cubicle, or or living room? Hey, consumerized commodity hardware is fine. You want me to bet my paycheck as well as my co-workers'? I insist on Enterprise grade hardware. Actually, I insist on more - but this is the part that's pertinent to this thread.
Just a thought.
*Sigh*. I was even careful not to call it Obamacare - although it does sorta make you wonder exactly which political party/lobby he belongs to, doesn't it?