i think the warpcast Mint buttons are a great first example of Actions, but Open Actions take it step farther and enable any dev to add on-chain Actions that are also connected to the social graph would be great to see Farcaster equivalent ... because it just makes a lot of sense imo
this is what I'm working on :) announcing something very soon
Wich is the only reason of web3, to have the oportunity to build positive bridges