''Its reasonable to not want to spend money on an unfinished product.''
1 - It's only 10$, what are talking about -_-
''I'm barely 10 minutes into 0.4''
I'll continue with the free versions, and when its complete, I'll happily pay for the fully completed game.
2 - 0.4 is still a paid version and you didn't buy it.
So you downloaded it from a pirate website?