It's very nice to not have a dozen different versions of the same distro to parse through and figure out that are simply the same distro with a different DE. Moreover, very few of them offer this many options.
Cachy could be doing a better job explaining what the user is looking at here and who each of these is for. Pretty easy to sum up in 1-2 sentences...
It’s not 100% true that you need an internet connection…your install media will just be unnecessarily huge since 100% of users will only be using part of it. And, you’ll have to pay to host and distribute it, most for no reason, every time.
It would be cool if they did make an “everything” image for offline installs though; as preparation when when they take away the internet…