an #htlc was worth 500 sats, but it cost 1_331 sats to redeem in a private channel (from a mobile wallet?): https://mempool.space/tx/dcabac57469e25d9036be5b6efc0b3ec844c6643d4d33c52dc7e7a903a580187/

someone lost their channel, their entire payment and had to send 831 sats more to the gods of lightning for the privilege