We know they buy large crypto off course they cant do that openly but they do that ways they have set up a lot cryptocurrency exchangers look how many are in europe so they use those exchangers to buy secretly crypto christina lagerde probably world biggest btc and crypto holder off course you never listen what they talk they tell you always things so you never get rich.
We don't have proof, all we have is speculation that she is "secretly" buying. I mean she is really anti-crypto ever since he held the position so I doubt that she will stance her stance and then making a different faces in front of the camera but in the background, she is stacking sats for many years. Unless she reveals herself to have a lot of Bitcoin, then we can't do anything but create this thoughts and fake news, sorry to tell you that. Although there is one famous so called anti Bitcoin which is Jaime Dimon telling negative news about Bitcoin in 2018 but then his company is buying in millions and then making huge profits, so anything goes for them.