uxp8u61q's point is not a wild hypothetical, and is a valid point regardless of the profit status of TFL. - If your budget is $10 but it costs $100, that's sho

uxp8u61q's point is not a wild hypothetical, and is a valid point regardless of the profit status of TFL. - If your budget is $10 but it costs $100, that's shoestring. - If your budget is $10 but it costs $1, that's not shoestring. You need to know both values; shoestring is relative.