If the device supports cloud collections, you can create collections there that are seen on other cloud based devices AND your MYCD on the Amazon site. By the same token, collections created (or managed) by either method should be seen by both areas (cloud and device). Some have had problems but it's supposed to work.
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There is no such thing as a stupid question!
Corollary -- so long as you read before you post and stay on topic. :)