The value of bonds issued by airlines all over the world in 2020 alone is way over half of the total bond issuance value of the past four decades. All sorts of lame jokes made surprise landings on the barren runways of our mind the moment we came to know of this. For instance, even as airlines grapple with the pandemic having left them at a fraction of their usual traffic, what secret agent is it relying on to bail them out Well, the name&rsquos Bond, Paper Bond.