Hello friend greetings to you. Hope are having good time there.

Sidechain is an auxiliary chan. It helps the main Blockchain to increase it stability. Ofcourse in case of Steemit it will be the same help as in other Blockchain system.

You have beautifully explained all the things with a complete details and thorough explanation. I think no one have to go anywhere else after reading your brief post. All the matters are covered very brief.

It's really really nice to read out your post here. Thanks for such a precious post dear. I wish you very best of luck here in the contest.