Youtube Matched third party content?

when youtube says matched third party content or videos blocked in some countries and then it says but you have to do nothing, is that fine??? should i delete my videos or its really OK to keep it on My Videos for public view? I just wanna make sure coz on my old account I have some of these warnings saying its ok... show more when youtube says matched third party content or videos blocked in some countries and then it says but you have to do nothing, is that fine??? should i delete my videos or its really OK to keep it on My Videos for public view? I just wanna make sure coz on my old account I have some of these warnings saying its ok its just blocked in some countries or its ok there would just be some ads as your video plays, so i did not delete them and then one day my account says CLOSED. not accessible. everything's gone. so i wanna make sure.
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