2018 will be the year of DAG coins
That's true. It looks like both Byteball and IOTA are awakening and attracting more attention than ever. And when people start researching and find all the advantages of DAG, they have a high chance to become mainstream. Finally.
IOTA may have leapt miles ahead of Byteball in terms of valuation, but there have been negative reviews about its ease of use. I don't see any such issues with Byteball. However, in a speculative market features rarely count.