This one i guess is quite simple to the most of you. Recently i am kinda feeling that the smart thing to do would be stop growing my portofolio and start to look bitcoin as the only crypto investment for me. Just want to now your opinions on this because besides forums i cant really discuss this matter, let me know.
You do not need to use only one cryptocurrency. There are many cryptocurrencies that can bring a greater income than Bitcoin.
Just look at the list of the cryptocurrencies you can deal with:
https://coinmarketcap.com/ Why should you limit yourself only with Bitcoin? Diversify your choice and use altcoins that you like most of all.