Yeah, always liked the idea since I saw ErgoQuests zero gravity workstations - <a href="http:&#x2F;&#x2F;www.ergoquest.com&#x2F;zero-gravity-workstations.html" rel="nofollow">http:&#x2F;&#x2F;www.ergoquest.com&#x2F;zero-gravity-workstations.html</a> - a few year back.<p>But 4000-5000 is a little bit too much for me personally.