(Actually it's most probably a spectrum rather than a binary division, but I'm no philosopher or sociologist, so for example's sake I'll operate with this simplified model here.)
The world en masse is generally preferring the latter (picking the easiest solutions, no matter how shitty they are - that's how we ended up with what we have today*), but among the engineers there are a significant number of people who believe that's how things should be.
There are numerous issues with copying and pasting `curl | bash` invocations from random webpages: all sorts of potential security issues, the installed software (if it works) could be installed in a way different from how your OS/distribution does things (or from your personal preferences), leading to all sorts of future issues, etc etc. Someone probably has a good write-up on this already. But - yeah - on the other hand, it works for number of people.
___
*) And, of course, the opinions if what we have today is "good progress" or "unbearable crap" also vary.