I think the reluctance to adopt the F2P model is that it never guarantees sales.
Like, if you put out a bad game that doesn't really take off, that's it. Game over. Nobody's going to care enough to pay for what you have to offer.
But games like League of Legends thrive with it.
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I like how each new topic you make reveals such varied facets of your idiocy. - foolmo
Now this is entertainment!