Is it too late to buy Bitcoin in 2019?

Bitcoin Price Prediction: https://coincheckup.com/coins/bitcoin/predictions
3.8 Million lost Bitcoin http://fortune.com/2017/11/25/lost-bitcoins/
Amount of Millionaire around the world: https://en.wikipedia.org/wiki/Millionaire#Number_of_millionaires_per_country_by_Credit_Suisse