Current number of Validators operating

[PaulSff]

Current number of Validators might be fetched from Runtime calls API:
https://polkadot.js.org/apps/?rpc=wss%3A%2F%2Frpc.3dpass.org#/runtime

Method: grandpaApi > grandpaAuthorities()

Session Index:
https://polkadot.js.org/apps/?rpc=wss%3A%2F%2Frpc.3dpass.org#/chainstate

Method: session > currentIndex(): u32

[PaulSff]

To consider:
Would that be better to have this option implemented into the web wallet?