If you must do your computing while sitting (and do consider alternative standing desks, treadmill desks, or a desk suited to computing while lying in bed), then a good chair is a stunningly good investment.
You didn’t mention sitting on the floor! The best solution here is to ditch your chair, get a low table, and start sitting on the floor.
You didn’t mention sitting on the floor! The best solution here is to ditch your chair, get a low table, and start sitting on the floor.
What position of sitting on the floor is long-term comfortable and healthful for the legs and back, and also allows a keyboard in reach?