>>why bring their storyline back, unless they are gonna
>>flashback in the finale to finally explain what happened
>>between the three of them?
>>
>>which then leads to "why flash back to them in your final 75
>>minutes, unless there's going to be present-day conflict
>with
>>them?"
>>
>>they get the ricin.
>
>Walt was ready to take Saul's advice - to turn himself in and
>live out the rest of his days in jail. He realized his family
>wasn't ever going to see the money, and this was all for
>nothing.
>
>But then he saw the Gray Matter stuff on Charlie Rose, and
>found out that the blue was still in circulation. I think it
>just fucked with his ego - and he realized that, much like
>Gray Matter, his ideas are living on without him. He wants to
>destroy the Blue. I have no idea who the ricin is for, but I
>really just think that seeing those 2 was simply a catalyst
>for him to go back to New Mexico.
>

him killing the Gray Matter couple would be too random--it's the blue meth living on without him thing.