Most items have at least doubled in price since then, so it’s a good thing to point out. Hell, the price of Taco Bell has doubled since the 90s alone. College prices have risen more than 1,000%.
Add on that we also have more expenses considered “essential” today as well. Things like the internet and cell phones didn’t exist in the 70s, and are incredibly important to simply keeping a job today.
Oh how quickly history forgets the horrors of the past…