They could also try regular old fashioned money for monetization. It has worked for ~3,000 years pretty well and you can buy things like food and shelter with it in pretty much every country on earth.
Is writing software closer to growing potatoes or designing the Sagrada de Familia, or writing the Clarinet Concerto?
I'd argue that writing a web browser is a lot closer in scope to writing a symphony than building a house - at least in audience and durability. In a house's life time, maybe 100 people live in it, and perhaps 2000 people visit it, but a browser, or a symphony, will have an audience of millions.
The market is massively smaller. The impact massively larger.
A one-off script to extract data for a report - potato.
A brochure website for a company that'll be replaced in 6 years, a small house (or even just an interior of a house, or kitchen revamp...).
It's a shame that the cryptocurrency stigma doesn't allow legitimate uses of the technology to enable novel business models and user experiences. But keep downvoting me because you disagree. :)