Tolerance for disgusting interfaces

Source here:
ru.thedailywtf.com/Articles/Ergonomika-nashe-vse.aspx

The comments (see below) struck to the depths of the soul ... Apparently the accountants are not people, since everyone is so calm about the fact that they will use such MONGORING programs.
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• The interface is scary, but nonetheless common for accounting systems. If the system worked, everyone would use it and the words wouldn't say.
• I also did not understand what exactly the author understood. Design of screenshots and development platform is not a reason for impossibility of work, if the program is purchased and in principle works.
• quite a normal interface for "any program to calculate costs." And what, everywhere now need web2.0?
• Well - not handsome interface. But what, where and how the view is quite obvious. Therefore, I did not quite understand the essence of the problem.