I have red the Ardor (based on NXT) will give a reward to holders for each transaction...this make me think it could be a good choise. I have seen the incredible rise of Dash coin, because of masternoodes, and I think everycoin or tecnology that give rewards to the coinholders is good to invest in. Just look at dash!
Everyone wants passive income.
I haven't red so much about the NXT tecnology and why it is so difference from Blochain... it's too difficult, and I will do it step by step, the only thing I know is that people like passive incomes. And look at Dash coin how much grew up because of masternodes.
That's my tought
I don't know much about child -chain (what are they?) , ardor (what is the function of this coin???)
I can't really understand them well, but I look at what people like