What is PPP for dummies?

So, let's break it down for those who may be new to the game. What exactly is PPP, and why should we care about it? Is it some sort of secret code for the financial world, or is it something more tangible that affects us all? And how does it relate to cryptocurrencies and finance in general? I'm sure many of us are curious to know the basics behind this term and how it fits into the bigger picture.