It is possible that the roken will grow in price if the unsold token will be burned. Inflation in cryptoeconomy works the same way as in normal one. But if the ICO don't have a hard cap then it means that the tem doesn't have a clear vision of the project. Whitepaper is the key to analyzing the project. Especially the parts about the token issue and roadmap.
That's right, if a project reaches a soft cap or hard-stamp it can say is the target achieved in a sale. In that case the project is really serious in terms of floating the project.
If the project has reached hard cap it will be better because the token price will be very good