One of the things for which we cannot account.
Adblock likes to indiscriminately block any code with the two letters a
connected. Thus, even an MD5 hash (which we use for some dynamic stylesheets) like f730bad
714 becomes broken by adblockers because of the bolded letters.
We code for the latest stable versions of 5 major browsers -- there's just no way we can throw all possible add-ons in that list as well