For .io specifically, there are practically no legitimate non-commercial purposes since almost nobody lives in the British Indian Ocean Territories. Anybody wit

For .io specifically, there are practically no legitimate non-commercial purposes since almost nobody lives in the British Indian Ocean Territories. Anybody with a .io domain is using it for branding rather than the original purpose of two-letter TLDs. It's like renting a space on a fashionable commercial street — if rent goes up, there's not much point complaining.