>There is an entire industry dedicated to figuring out what you owe in taxes. Everyone working in that industry is fixing broken windows that get broken again every year. What a waste of productivity.

Its actually worse than that. Those in the tax prep industry actually lobby against major tax reforms. http://www.nytimes.com/2010/01/24/business/24digi.html

Its similar to where the AV companies complain when Microsoft release the free version of their own AV software. Ultimately its about protecting your own profits and not about the users.