롤듀오: 10 Things I Wish I'd Known Earlier
https://www.evernote.com/shard/s336/sh/c0c31d8c-a4f8-4361-8e6a-4c44844648d4/19d347307748abf6e05298874982871e
CCS video methods can be either covert or overt. Covert online video doesn't permit topics to grasp They are really less than surveillance, when overt video does.