It you need to make 30$/copy to cover costs in 2015 and Steam is taking 30% you need to sell for 43$/copy, Valve is making 13$/copy.
Development costs go up by 20% over the next 10 years, you now need to make 36$/copy to cover costs, with Steam’s cut you now need to sell for 51.50$, Valve is making 15.50$/copy.
If it was 15% instead? 35.50$ and 42.50$ would be the prices.
During that time operating costs for Valve has actually gone down though, so they’re actually increasing their profits two ways!
It you need to make 30$/copy to cover costs in 2015 and Steam is taking 30% you need to sell for 43$/copy, Valve is making 13$/copy.
Development costs go up by 20% over the next 10 years, you now need to make 36$/copy to cover costs, with Steam’s cut you now need to sell for 51.50$, Valve is making 15.50$/copy.
If it was 15% instead? 35.50$ and 42.50$ would be the prices.
During that time operating costs for Valve has actually gone down though, so they’re actually increasing their profits two ways!