Well and how much it will be safe?
It would be interesting to add the creation of smart contracts right in this messenger..
Why smart-contracts in the messenger? )
You ask so , as though the smart contracts have many uses)
For example, to arrange a mini-exchange there, like chat room, so that freelancers and customers can directly communicate there, negotiate a deal, define terms and conclude a contract and the money would go right to the wallet of its app