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Variety is preferable. I posted a YouTube link, but its not shown on the main threads. It's visible on my profile, though.

You need to use the embed. Right click on the video and get the embed code. Links are not allowed in top line threads (to prevent spammers.

Here is a post I did about it explaining it. Can embed a lot more than YT.

https://inleo.io/@taskmaster4450le/premium-members-how-to-post-videos-in-top-line-threads

Thank you, I'll do the right way this time.

Very much so. Give them sum music for a change of pace.. and without leaving!