    :recommendation/priority 600
    :recommendation/necessary false
    :recommendation/description "Programming Clojure is optional recommendation for developer specialization, because... //TBD @alexpetrov"}
+  {:recommendation/specialization [:specialization/id "software_engineer"]
+   :recommendation/media [:media/id "7cm7w"]
+   :recommendation/id "software_engineer_7cm7w"
+   :recommendation/priority 1000
+   :recommendation/necessary true
+   :recommendation/description "Seven Concurrency Models in Seven Weeks is must recommendation for software engineer specialization, because... //TBD @alexpetrov"}
 ]
 ]

   :author/name "Stuart Halloway"}
  {:author/id "aaron_bedra"
   :author/name "Aaron Bedra"}

  ]


   :media/isbn "ISBN: 978-1-93435-686-9"
   :media/year 2012
   :media/author [[:author/id "stuart_halloway"][:author/id "aaron_bedra"]]}
  {:media/id "7cm7w"
   :media/type :media.type/book
   :media/title "Seven Concurrency Models in Seven Weeks:"
   :media/subtitle "When Threads Unravel"
   :media/essential false
   :media/experience 2
   :media/isbn "ISBN: 978-1-93435-686-9"
   :media/year 2014
   :media/author [[:author/id "paul_butcher"]]}
]
;; Media-relationships
 [  {:media.relationship/from [:media/id "ilsd_ru"]
