Chair lift

I've been renovating my studio for the last couple of weeks, upgrading software and hardware, and some belated spring cleaning. It's been so hot I couldn't get any drawing done, even with the air conditioner. I even got a new chair. I originally set up my office so I could work standing up, but I've had some trouble finding a decent stool with back support, for when I do sit down. I found this one at Costco...