Speak for yourself. Or at least don't presume to speak for me.
It is more accurate to say that without ads people would want way less things.
You think humans were just sitting around since the inception of the species thinking "Gosh, I wish I had a Swiffer™ sweeper to make cleaning more convenient"? No, some marketing asshole came up with the idea to convince people they needed a disposable mop so they could sell more mops. Multiply that by some trillions and you get the marketing industry.