In order to get lossless presentation, and reduce the package size. (With PNG, normally multiple file is needed for different screen resolutions).

We would better to change the logos in SVG format.

Some of SVG logos could be find here: https://github.com/polkadot-js/apps/tree/master/packages/apps-config/src/ui/logos/nodes

Link for downloading Kusama SVG: https://kusama.network/assets/kusa

When sending multiple requests, the data log causes an problem incorrect nonce:

Error: Input("Rpc error: Server responded to our request with an error: Error { code: ServerError(1014), message: \"Priority is too low: (140000000 vs 140000000)\", data: Some(String(\"The transaction has too low priority to replace another transaction already in the pool.\")) }")
`Error: Input("Rpc error: Server

This would be good to inform users which runtimes will actually emit traces vs which will not. It would also be a good debugging tool in case a user is confused as to why there are traces missing for some runtime

Currently invite_member is just using same event, but a distinct one is needed to reflect this is a different effect, and it should have full information required to compute side-effect outside system.

In same spirit, lets rename MemberRegistered to MembershipBought to really clarify the different origins.