Domains are the ‘land’ of the internet. Domain extensions are countries, domains are land. And at a certain moment (theoretically and practically) the countries are full.
Unlike land, it doesn’t matter in what city you are. Big, small. It’s about what you build on the land because everyone can access it.
The internet is that open place where search engines unlock Lonely Planet online treasures as easy as metropoles.
You can make content very relevant for a very specific group of people. And thanks to search engines, it doesn’t matter what you build that ‘real estate’ on.