What do you guys think?
I am late 20s. So i think i am a millennial.
But only holding half BTC, should i go more for BTC?
BTC is not the ultimate thing that should be in your mind now. There are many good things left in the world for you to explore

Yes, you can increase the amount that you hodl at the moment. Investing in Bitcoin is always a good decision. Keep hodling until you reach your target. Bitcoin will surely help you in the future.