It is from this video. It is at 6 minute and 51 second.
If you want to talk about an offer at home first, it is never okay for a company to ask who you are talking to. You could talk to your cat for all they are concerned.
I was looking for the phrase's definition on the internet, but I couldn't find anything. Only phrases like as far as one is concerened crop up, which I can understand. What does the for all in the phrase mean?