Although, to his knowledge, Ian did none of these things, this post from @gtg is a sobering and vital read.
https://steemit.com/steem/@gtg/memos-keys-and-passwords-balrogs-and-fields-of-despair-be-safe-almost-usd100k-wasn-t

I feel a bit sick now, and am hoping like mad that a successful recovery can be done :-(