Today I received their cheery e-mail. Based on what I've purchased before, it said helpfully, I might be interested in the following products:
I'm flattered that the book company thought I'm interested in programming; I get my implied geekiness from Boy#2.
A case for the GPS system we got Boy#1 for Christmas a few years ago. Great idea!
And the screaming cat slingshot? That's for me.
I guess the algorithms know me after all.