On the flip side, I found out recently that if you are sharing a printer connected to a Linux machine using CUPS, you can print to said printer FROM AN IPHONE!

On the flip side, I found out recently that if you are sharing a printer connected to a Linux machine using CUPS, you can print to said printer FROM AN IPHONE! This blew me away when I first tried it and then digging deeper realized it's b/c Apple was the maintainer of the CUPS library. Kudos to Apple for that integration!