Hello dear!

What a nice exploration of the Layer 2 Blockchain solutions you have presented in this post. There is no doubt that there are lot of benefits that can be obtained from this method and the most important is the improvement of the scalability of the parent chain.

The benefits that you have mentioned which are possible by the implementation of the layer 2 solutions with the Steem blockchain's parent chain which is actually the Graphene chain. It would being potential gains.

Thanks for sharing such a nice post and I hope you will get success.