Step 1) Copy.
Step 2) Paste.
Step 3) Fame and fortune.
I’m a simple man. Make fun of CSS? I smile. lol. If I ever get one of those devices, I’m going to name it wiretap. It’s hard to make out… but if you squint really hard you can see the Mozilla CEO getting a several million dollar raise in the background. No idea who wrote this… but they deserve a high five. Poor WinRAR. Always the bridesmaid, never the bride. Yay! Exactly what Javascript was designed for! Everything! Ok. There are *some* uses for cookies. I fear you are underestimating the sneakiness. 
The WinRAR one had me in stitches a couple of months ago. 😂