Given the scale of the fraud, public opinion or even legal consequences are probably not the greatest of worries for SBF et al.
https://www.op.gg/summoners/jp/TSMFTX%20SBF is his account and
https://twitter.com/SBF_FTX/status/1407924282865246215?ref_s... has evidence
It is a coping mechanism.
Remember that sociopaths don't think the same as the rest of us.