I think you missed the fact that the Cadillac with the M60 machine gun in the trunk was part of the deal. Walt abandoned the Volvo in the Denny's parking lot and left with the Caddy. He pulls up in front of his condemned house in the Caddy to retrieve the ricin.
I did. An office buddy and Semper Fi(Freeper) reminded of this fact yesterday. I replied with the fact that is why I like to watch each episode twice so that I pick up on details I missed the first time around.
Or as my father in law says: “It sucks getting old, but it beats the alternative.”
I think I must be getting the initial stages of CRS.