It is still best to learn FA and TA than join pump and dump groups. DYOR

Except for Peculium, the others on the list are not on my portfolio yet, might as well check it out. Thanks.

I've been to hundreds of airdrops and there's really no telling which ones are the best.
Just have a quick read about the project
 
I have some few guides in spotting fake ones.
Try to avoid those without websites and ANN.
Be cautious also with newly created twitter accounts (most are just trying to gain new followers).
You would also encounter airdrops that require you to join telegram (I recommend you to avoid telegram channels only, No chatroom)
And as always, avoid those that require "donations"

It will go up and down as any other coins/tokens. But in the long term, it will continue to rise.
I don't see any reason why it would go down. It could even become the new king of crypto.

Both are safe in my opinion.
How long do you want to ave or keep them is a good question to ask yourself in choosing.

I unsubscribed with Data Dash
I now listen to Doug, Anambroid, and those guys at shitcointalk.

Yes. Waves still has lots of room to grow. It'll gain more popularity.