Bitcoin has not prove its usability wholly because there're a lot of problems that we will face when people starting to adopt it in their real life.
for example the transaction and the fees itself,
Forget all that, Bitcoin is useless because of all the hackers. I read more and more "all my coins are gone". How will uncle Phil protect his coins, if even pros can not protect theirs. I have mine on a paper wallet for a long time and I am too scared to "activate" them.
Your money can be also stolen from your pocket. Yes. But usually not thousands or ten thousands of dollars at once.