Well at least I didn't work with you for years without noticing! I'm flattered you thought there was a chance I'd made at least an imaginative mistake! I can't picture you opting for a pen name that wasn't interesting.

PS in my former colleague's defence we only ever "met" over email really.

Sounds like a dream job.

HA! I don't know what I was thinking actually but maybe some complete letterjumble? Yours makes more sense,