Signage for the FTX Arena, where the Miami Heat basketball team plays, is illuminated on Saturday, Nov. 12, 2022, in Miami. The rapid collapse of cryptocurrency exchange FTX into bankruptcy last week has also shaken the world of philanthropy, due to the donations and influence of FTX founder Sam Bankman-Fried in the “effective altruism” movement. (AP Photo/Marta Lavandier, File)