The interest is quite high and may not be sustainable in the long run but it all depends on the project, if they have a long term plan on how they can sustain in giving their users that kind of plan then proceed but with caution,
If they have a legit and transparent team and project then why not right? we have seen EThereum Before in which believe to be Shitcoin but look at it now , one of the most trusted and valuable coin.
and do not pour everything here you might end up with nothing if the project failed to deliver.
That is not how market investment go , as diversification is the best and strongest and secured strategy to use in this volatile marketing .