[pmontra]

> this is a hard problem though. and i don't know what is the right answer.

The hard problem is always the same, how to be happy making what we like. Sometimes the solution involves making a reasonable amount of money.

> then you only write what publishers want

Most software developers write only what their customers / bosses want and not what they would like to write. That allows them to pay their bills and live their lives. Local optima, often easy to reach.