[thesuperbigfrog]

Really?

What are some major Linux distributions that are only headless?

What is the market share of those Linux distributions compared to Linux distributions that have a GUI desktop?

[joxdosba]

This is a bit akin to saying that cabriolets are not a niche product because many major carmakers have one as a part of their wider lineup.

[fragmede]

If we're counting the millions of servers that run the Internet, probably a lot more of them than GUI desktop Linux installs.