I would assume he's taking any obligations he has into account when he says 3-4 years. It's not like anyone would say "I have 3-4 years, except when you take i

I would assume he's taking any obligations he has into account when he says 3-4 years. It's not like anyone would say "I have 3-4 years, except when you take into account my mortgage, kids, student loans, eating, bills..."