never too late. Cryptocurrencies are our future, and so it's nice to understand processes. To invest in BTC maybe not fresh idea, and better to search new interesting project, like ETH on the start will bring more profit. Even though cryptoworld is interesting and perspective if shut eyes on scammers 
Yes I certainly agrees on you. Bitcoin is our future and we cannot deny the fact that it has gone a long long way. Investing on this very successful crypto is a rewarding and adventurous feeling. But rest assured that bitcoin can goes up and down on the day we do not know. It has never been late on investing or using bitcoin.