It was bitcoin guys doing it as a mild troll but mostly to bring attention to people about bitcoin. Central banks have been screwing us for a very long time. The fractional reserve system is a total scam, a literal ponzi scheme & it’s starting to unravel.
Hopefully many people see the logo & decide to look further into bitcoin & what it can do for them. Fiat banking is under severe pressure, buying bitcoin is a hedge against it.