Ask HN: why do adobe CC use /dev/disk?

    df -h                                                                      ~
    Filesystem      Size   Used  Avail Capacity  iused    ifree %iused  Mounted on
    /dev/disk1     465Gi  346Gi  118Gi    75% 90857463 30988845   75%   /
    devfs          215Ki  215Ki    0Bi   100%      744        0  100%   /dev
    map -hosts       0Bi    0Bi    0Bi   100%        0        0  100%   /net
    map auto_home    0Bi    0Bi    0Bi   100%        0        0  100%   /home
    /dev/disk4s2    97Mi   82Mi   16Mi    84%    20871     4018   84%   /Volumes/AdobeDigitalPublishingCC-AdobeUpdate
    /dev/disk5s2   168Mi  145Mi   24Mi    86%    36998     6080   86%   /Volumes/InDesignCC-AdobeUpdate
    /dev/disk6s2   3.8Mi  1.9Mi  1.9Mi    51%      482      480   50%   /Volumes/ShareOnBehance1-mul
    /dev/disk7s2   3.8Mi  1.9Mi  1.9Mi    51%      482      480   50%   /Volumes/ShareOnBehance1-mul 1
    /dev/disk8s2   101Mi   85Mi   16Mi    85%    21845     4063   84%   /Volumes/AdobeDigitalPublishingCS6-AutoUpdate

I do not understand why do creative cloud tampers with my volumes. I'm honestly surprised and curious about this practice - I never saw that before. Is it a standard practice?