Airdrop is a good way to attract users to the platform. Users will get free tokens and start to use messenger.
It will be good that it will be airdrop. But now there is no information that ELVN plans to conduct airdrop or bounty.
Usually airdrops are used during conduction of ICO or IEO to attract a crypto community around the ecosystem of project and promote of project.
But when the listing on exchanges starts a lot of airdrop participants start to sell tokens and this effects to the price of tokes.