Instead of people to convince you why you shouldn't try by self to go out and do your won research about the work ,speciality and mechanicim of Bitcoin, because when ever you have been convinced by someone and you invest then you will be responsible of any kind of loss or something else not him..
Compared to fiat Bitcoin has a lot of advantages, like it will store your wealth, through Bitcoin you can safely send any big amount with low fees also investment in Bitcoin will give you huge return but the term is to hold it for long term, also your investment will be safe from inflation and any kind of devaluation..