investing for .1 btc ? try to ico launching projects or ICO bounty if you invest that small count is not mistakes but i can suggest if you invest btc makesure you have a more or lot of btc get to 5 or 10 btc for most high represent to good back earn for highest profit
yes that is righ to invest your money in ICO but i think you need to have good knowledge about the project for which the ICO has be launched, you must have good study about it either if you will invest your bitcoin, is there any chance to get profit from it or not. all these question must you keep in your mind while going to invest your money bitcoin.