Neovim: 2 days left, U$ 3.500 to go for refactoring Vim into a library (bountysource.com)

why a developer in Brazil ask for 20k saying that the money will only cover 4 months of development? For me that's a lot of money for only 4 months!! Take a look here: http://www.numbeo.com/cost-of-living/city_result.jsp?country...