"Things You Wouldn't Know If We Didn't Blog Intermittently."
So cool. I saw that parachute and thought, "Huh, that's an oddly non-repetitive pattern. I wonder if some nerds went and put a message in there" and was giddy as a child to learn I was right! Yay nerds. :)
Nerds like me in the geocaching community quickly recognized this as an encryption. Puzzles like this are not uncommon in our hobby.