I think a lot of people already have things like this in place, at least I do for some situations, and for others it's quickly hacked according to the needs...

The thing is, it's not only Steem. Getting the steem data is easy. Even for all accounts (with a bit of time). Finding the bad actors and connecting the dots is not, and steem data may not be enough. We had cases with additional insights from discord conversations to connect the dots, freezing the blockchain had links to ETH/LTC and GOLOS, the current thing possibly made thousands from the byteball airdrop...
People make mistakes, that for sure, but getting the full picture from a tool is incredibly hard IMO.