I never said they were all the same. Given a specific need / situation, I'm sure one OS will be better fit than the others.
Ie : serving web content, playing AAA games (although it might change soon), and so on.
Regarding your point on distros, I think it is, excuse me, a bit off :
while you certainly are an advanced Linux user, you need to keep in mind most of the computer userbase will certainly not be as confident as you to install tricky packages in CLI .
The UI is there to ease your work, not to hinder you, especially when you are part of the 90% of users which consider a computer as nothing but a tool.
Regarding your point on distros, I think it is, excuse me, a bit off : while you certainly are an advanced Linux user, you need to keep in mind most of the computer userbase will certainly not be as confident as you to install tricky packages in CLI .
The UI is there to ease your work, not to hinder you, especially when you are part of the 90% of users which consider a computer as nothing but a tool.