Unity’s take is 2.5% past $1m in revenue.

Is that before or after they backtracked?

The point isn’t even whether the terms are acceptable anymore. They tried to change the deal retroactively because they felt they had a strong position in that game developers are already invested into their ecosystem.

They may have gone back to saner terms for now but unless the entire management structure resigns, there’s no reason not to say they won’t try again in the future.

You can’t go good business with bad people.

The obvious answer is “charge a reasonable price”.

Many services like AccuWeather do that, including having a limited free tier for experimentation or niche applications.

The real problem though is that the value of the data isn’t just the cost of storing and making it available - in many cases its strategic. This is why e.g. the Google Maps API gives you pre-rendered map tiles and curated results, but you don’t get access to the raw data.