Because we don’t get to opt out of this. We are bombarded with hundreds of advertisements a day. On our screen, bus stops, buildings, magazines, and anywhere else a marketing company can think of. They even plaster it on our clothing and bags and expect us to pay extra for the honor!
Minimalism is a type of self-defense that we build up over time, and it allows us to make better choices in an overcrowded and misleading market. It reminds us that we decide our own needs rather than waiting for a company to tell us what we need.