The problems typically arise when someone decides that everything everyone needs is coffee and internet. What is enough for you might not be enough for someone else, particularly people who grew up resenting the fact that they only had a few things.
It is how I want to live, I don't want to impose it on others and don't even do it that well myself.
The early Stoics were influenced by the Cynics, the word Cynic apparently means stray dog in Greek.
Various philosophers, such as the Pythagoreans, had advocated simple living in the centuries preceding the Cynics.
So it is a very old idea.
