Sorry if I came across too negative. I've just got very militant about investing my time/energy/money in things which don't make financial sense.
I was also building an app based on weather data do I have some idea of the expenses involved and I quickly realised that my (admittedly niche) product couldn't be supported by small once-off payments like the app store.
I was also building an app based on weather data do I have some idea of the expenses involved and I quickly realised that my (admittedly niche) product couldn't be supported by small once-off payments like the app store.