The launch price is what killed it. In a genre dominated by AA games, games need to use AA pricetags.

https://omaps.app/test.html

This page lists all links that OM is supposed to open, including GM.

Which is an arbitrary string, yes.

I’m not sure I would trust any developer that was involved with that download page. Who decided to sort by an arbitrary string assigned to a build? Might as well sort by hash.

a big open world planet with a dense series of dystopian cities, alongside underground resource-rich zones.

That is stupidly overambitious and will necessarily lead to a lack of detail and charm.