> I really don't get where this meme of "impulsive, erratic, hotheaded Musk" comes from

The same guy who tweeted "Funding secured". His tweets about starting boring company, and buying twitter. His email exchanges that are now public. He is VERY impulsive and erratic (maybe not hotheaded).

All his tweets on Bitcoin:

https://www.rockwelltrading.com/articles/coffee-with-markus/...