The main source are his tweets, but I also read an article on the topic. I guess some people have checked that this is really true, if not, it would be discovered quite quickly. But, it is also interesting to see, that if he bought that amount of tokens, it still didn't manage to positively affect the market, because the red days are still continuing.

There is so much money in crypto... and to be honest, all the money that is leaving the market now, is mostly money that the whales are waiting to put back into the market. In other words, I believe it will boom again... sometime!

-> I am a mixture of the characters. I fear the red market, but I also look forward to buy more. My biggest struggle is knowing when to buy. I guess now is the time to buy partially, a little bit now, and if it dips more, then I should buy more then...