You Are Rather Mordant Today, from Victor Niederhoffer
From xxx at 13:45:17: you are rather mordant today
From Vic at 13:46:02: i didn't know it spelled with "a".
From xxx at 13:49:37: M O R D A N T
American Heritage® Dictionary adj. Bitingly sarcastic: mordant satire. Incisive and trenchant: an inquisitor's mordant questioning. Bitingly painful. Serving to fix colors in dyeing. n. A reagent, such as tannic acid, that fixes dyes to cells.
Peter Grieve comments:
I'm mordant today? Actually I have been feeling quite dormant. Or maybe I'm mordant thinking about the looting of Britain's dormant accounts.