They're subsidzing the training of several programmers who otherwise might not have had to deal with such huge databases and systems. This is valuable because w

They're subsidzing the training of several programmers who otherwise might not have had to deal with such huge databases and systems. This is valuable because whenever Facebook dies or when the programmers leave, other companies will be the richer for it. So not a completely huge misue of capital if you're thinking about the whole of society, but definitely a misuse if you're an investor in Facebook heh.