Airdrops are good if amount is good but real profit is investing at initial stages in the project
 It's a good project and is in its initial stage. Intended to work for IOT and Nano-Tech.
Seems profitable.
They introduced PMA (Permanent Master Address), most probably they are restricting founder's profit and providing the same to miners and investors.
More Info about this crypto and project is here Doppler Website
https://bitcointalk.org/index.php?topic=4553663.0
An airdrop is also going to conclude this week which you can opt for now.
All contact links and information on their website.