I very much doubt it's about...
nostr:npub13dj897gdp9dr99gzr3we3avcnl8amrk3rv4sd58a60d8fclaxrxs84l9qf
> "Banks charge so much for cash deposits that we lose money on cash transactions"
AFAIK they pay fees on every EFTPOS transaction, and even higher fees on credit card/ PayWave transactions. I can't imagine the cost of banking cash at closing time each day would be higher than all that.